Home / 768,902.46-1,153,600.47-369,572.19

Finding the Fourth Proportional to 768,902.46, 1,153,600.47 and 369,572.19

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Solution

The fourth proportional to 768,902.46, 1,153,600.47 and 369,572.19 is: 554,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,902.46 : 1,153,600.47 = 369,572.19 : x
  2. Step 2: Convert to fraction form
    768,902.46/1,153,600.47 = 369,572.19/x
  3. Step 3: Cross multiply
    768,902.46x = 1,153,600.47 × 369,572.19
  4. Step 4: Simplify right side
    768,902.46x = 426,338,652,082.93
  5. Step 5: Solve for x
    x = 426,338,652,082.93/768,902.46
  6. Step 6: Final answer
    x = 554,476.90

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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.