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Finding the Fourth Proportional to 537,264.76, 804,881.20 and 317,518.92

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Solution

The fourth proportional to 537,264.76, 804,881.20 and 317,518.92 is: 475,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,264.76 : 804,881.20 = 317,518.92 : x
  2. Step 2: Convert to fraction form
    537,264.76/804,881.20 = 317,518.92/x
  3. Step 3: Cross multiply
    537,264.76x = 804,881.20 × 317,518.92
  4. Step 4: Simplify right side
    537,264.76x = 255,565,009,352.30
  5. Step 5: Solve for x
    x = 255,565,009,352.30/537,264.76
  6. Step 6: Final answer
    x = 475,677.97

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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.