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Finding the Fourth Proportional to 569,480.58, 785,899.71 and 314,848.26

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Solution

The fourth proportional to 569,480.58, 785,899.71 and 314,848.26 is: 434,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,480.58 : 785,899.71 = 314,848.26 : x
  2. Step 2: Convert to fraction form
    569,480.58/785,899.71 = 314,848.26/x
  3. Step 3: Cross multiply
    569,480.58x = 785,899.71 × 314,848.26
  4. Step 4: Simplify right side
    569,480.58x = 247,439,156,228.01
  5. Step 5: Solve for x
    x = 247,439,156,228.01/569,480.58
  6. Step 6: Final answer
    x = 434,499.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.