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Finding the Fourth Proportional to 506,450.28, 698,848.04 and 302,472.89

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Solution

The fourth proportional to 506,450.28, 698,848.04 and 302,472.89 is: 417,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,450.28 : 698,848.04 = 302,472.89 : x
  2. Step 2: Convert to fraction form
    506,450.28/698,848.04 = 302,472.89/x
  3. Step 3: Cross multiply
    506,450.28x = 698,848.04 × 302,472.89
  4. Step 4: Simplify right side
    506,450.28x = 211,382,586,329.64
  5. Step 5: Solve for x
    x = 211,382,586,329.64/506,450.28
  6. Step 6: Final answer
    x = 417,380.73

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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.