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Finding the Fourth Proportional to 556,915.48, 833,960.10 and 466,721.08

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Solution

The fourth proportional to 556,915.48, 833,960.10 and 466,721.08 is: 698,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,915.48 : 833,960.10 = 466,721.08 : x
  2. Step 2: Convert to fraction form
    556,915.48/833,960.10 = 466,721.08/x
  3. Step 3: Cross multiply
    556,915.48x = 833,960.10 × 466,721.08
  4. Step 4: Simplify right side
    556,915.48x = 389,226,758,548.91
  5. Step 5: Solve for x
    x = 389,226,758,548.91/556,915.48
  6. Step 6: Final answer
    x = 698,897.36

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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.