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Finding the Fourth Proportional to 953,352, 1,430,028 and 354,463.92

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Solution

The fourth proportional to 953,352, 1,430,028 and 354,463.92 is: 531,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,352 : 1,430,028 = 354,463.92 : x
  2. Step 2: Convert to fraction form
    953,352/1,430,028 = 354,463.92/x
  3. Step 3: Cross multiply
    953,352x = 1,430,028 × 354,463.92
  4. Step 4: Simplify right side
    953,352x = 506,893,330,589.76
  5. Step 5: Solve for x
    x = 506,893,330,589.76/953,352
  6. Step 6: Final answer
    x = 531,695.88

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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.