Home / 684,003.40-1,026,005.10-607,895.80

Finding the Fourth Proportional to 684,003.40, 1,026,005.10 and 607,895.80

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Solution

The fourth proportional to 684,003.40, 1,026,005.10 and 607,895.80 is: 911,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,003.40 : 1,026,005.10 = 607,895.80 : x
  2. Step 2: Convert to fraction form
    684,003.40/1,026,005.10 = 607,895.80/x
  3. Step 3: Cross multiply
    684,003.40x = 1,026,005.10 × 607,895.80
  4. Step 4: Simplify right side
    684,003.40x = 623,704,191,068.58
  5. Step 5: Solve for x
    x = 623,704,191,068.58/684,003.40
  6. Step 6: Final answer
    x = 911,843.70

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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.