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Finding the Fourth Proportional to 592,071.84, 817,071.12 and 323,817.12

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Solution

The fourth proportional to 592,071.84, 817,071.12 and 323,817.12 is: 446,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,071.84 : 817,071.12 = 323,817.12 : x
  2. Step 2: Convert to fraction form
    592,071.84/817,071.12 = 323,817.12/x
  3. Step 3: Cross multiply
    592,071.84x = 817,071.12 × 323,817.12
  4. Step 4: Simplify right side
    592,071.84x = 264,581,616,913.57
  5. Step 5: Solve for x
    x = 264,581,616,913.57/592,071.84
  6. Step 6: Final answer
    x = 446,874.18

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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.