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Finding the Fourth Proportional to 431,912.60, 596,038.98 and 240,925.88

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Solution

The fourth proportional to 431,912.60, 596,038.98 and 240,925.88 is: 332,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,912.60 : 596,038.98 = 240,925.88 : x
  2. Step 2: Convert to fraction form
    431,912.60/596,038.98 = 240,925.88/x
  3. Step 3: Cross multiply
    431,912.60x = 596,038.98 × 240,925.88
  4. Step 4: Simplify right side
    431,912.60x = 143,601,215,770.80
  5. Step 5: Solve for x
    x = 143,601,215,770.80/431,912.60
  6. Step 6: Final answer
    x = 332,477.49

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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.