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Finding the Fourth Proportional to 310,937.94, 466,450.65 and 153,167.76

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Solution

The fourth proportional to 310,937.94, 466,450.65 and 153,167.76 is: 229,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,937.94 : 466,450.65 = 153,167.76 : x
  2. Step 2: Convert to fraction form
    310,937.94/466,450.65 = 153,167.76/x
  3. Step 3: Cross multiply
    310,937.94x = 466,450.65 × 153,167.76
  4. Step 4: Simplify right side
    310,937.94x = 71,445,201,211.04
  5. Step 5: Solve for x
    x = 71,445,201,211.04/310,937.94
  6. Step 6: Final answer
    x = 229,773.19

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1.5x scale

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.