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Finding the Fourth Proportional to 483,142.17, 724,798.14 and 183,648.93

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Solution

The fourth proportional to 483,142.17, 724,798.14 and 183,648.93 is: 275,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,142.17 : 724,798.14 = 183,648.93 : x
  2. Step 2: Convert to fraction form
    483,142.17/724,798.14 = 183,648.93/x
  3. Step 3: Cross multiply
    483,142.17x = 724,798.14 × 183,648.93
  4. Step 4: Simplify right side
    483,142.17x = 133,108,402,876.99
  5. Step 5: Solve for x
    x = 133,108,402,876.99/483,142.17
  6. Step 6: Final answer
    x = 275,505.66

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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.