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Finding the Fourth Proportional to 632,532.69, 872,915.81 and 346,046.13

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Solution

The fourth proportional to 632,532.69, 872,915.81 and 346,046.13 is: 477,554.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,532.69 : 872,915.81 = 346,046.13 : x
  2. Step 2: Convert to fraction form
    632,532.69/872,915.81 = 346,046.13/x
  3. Step 3: Cross multiply
    632,532.69x = 872,915.81 × 346,046.13
  4. Step 4: Simplify right side
    632,532.69x = 302,069,136,136.09
  5. Step 5: Solve for x
    x = 302,069,136,136.09/632,532.69
  6. Step 6: Final answer
    x = 477,554.98

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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.