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Finding the Fourth Proportional to 632,253.06, 872,497.17 and 345,772.26

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Solution

The fourth proportional to 632,253.06, 872,497.17 and 345,772.26 is: 477,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,253.06 : 872,497.17 = 345,772.26 : x
  2. Step 2: Convert to fraction form
    632,253.06/872,497.17 = 345,772.26/x
  3. Step 3: Cross multiply
    632,253.06x = 872,497.17 × 345,772.26
  4. Step 4: Simplify right side
    632,253.06x = 301,685,318,314.50
  5. Step 5: Solve for x
    x = 301,685,318,314.50/632,253.06
  6. Step 6: Final answer
    x = 477,159.13

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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.