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Finding the Fourth Proportional to 608,601.93, 912,985.92 and 253,532.85

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Solution

The fourth proportional to 608,601.93, 912,985.92 and 253,532.85 is: 380,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,601.93 : 912,985.92 = 253,532.85 : x
  2. Step 2: Convert to fraction form
    608,601.93/912,985.92 = 253,532.85/x
  3. Step 3: Cross multiply
    608,601.93x = 912,985.92 × 253,532.85
  4. Step 4: Simplify right side
    608,601.93x = 231,471,922,307.47
  5. Step 5: Solve for x
    x = 231,471,922,307.47/608,601.93
  6. Step 6: Final answer
    x = 380,333.86

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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.