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Finding the Fourth Proportional to 592,607.25, 817,800.17 and 320,675.14

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Solution

The fourth proportional to 592,607.25, 817,800.17 and 320,675.14 is: 442,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,607.25 : 817,800.17 = 320,675.14 : x
  2. Step 2: Convert to fraction form
    592,607.25/817,800.17 = 320,675.14/x
  3. Step 3: Cross multiply
    592,607.25x = 817,800.17 × 320,675.14
  4. Step 4: Simplify right side
    592,607.25x = 262,248,184,006.77
  5. Step 5: Solve for x
    x = 262,248,184,006.77/592,607.25
  6. Step 6: Final answer
    x = 442,532.86

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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.