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Finding the Fourth Proportional to 563,115.30, 844,672.95 and 456,827.10

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Solution

The fourth proportional to 563,115.30, 844,672.95 and 456,827.10 is: 685,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,115.30 : 844,672.95 = 456,827.10 : x
  2. Step 2: Convert to fraction form
    563,115.30/844,672.95 = 456,827.10/x
  3. Step 3: Cross multiply
    563,115.30x = 844,672.95 × 456,827.10
  4. Step 4: Simplify right side
    563,115.30x = 385,869,494,196.95
  5. Step 5: Solve for x
    x = 385,869,494,196.95/563,115.30
  6. Step 6: Final answer
    x = 685,240.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.