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Finding the Fourth Proportional to 464,416.97, 696,822.71 and 253,808.87

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Solution

The fourth proportional to 464,416.97, 696,822.71 and 253,808.87 is: 380,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,416.97 : 696,822.71 = 253,808.87 : x
  2. Step 2: Convert to fraction form
    464,416.97/696,822.71 = 253,808.87/x
  3. Step 3: Cross multiply
    464,416.97x = 696,822.71 × 253,808.87
  4. Step 4: Simplify right side
    464,416.97x = 176,859,779,862.28
  5. Step 5: Solve for x
    x = 176,859,779,862.28/464,416.97
  6. Step 6: Final answer
    x = 380,821.10

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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.