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Finding the Fourth Proportional to 592,368, 817,599.33 and 408,864.12

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Solution

The fourth proportional to 592,368, 817,599.33 and 408,864.12 is: 564,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,368 : 817,599.33 = 408,864.12 : x
  2. Step 2: Convert to fraction form
    592,368/817,599.33 = 408,864.12/x
  3. Step 3: Cross multiply
    592,368x = 817,599.33 × 408,864.12
  4. Step 4: Simplify right side
    592,368x = 334,287,030,573.04
  5. Step 5: Solve for x
    x = 334,287,030,573.04/592,368
  6. Step 6: Final answer
    x = 564,323.24

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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.