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Finding the Fourth Proportional to 483,901.68, 725,314.68 and 365,188.08

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Solution

The fourth proportional to 483,901.68, 725,314.68 and 365,188.08 is: 547,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,901.68 : 725,314.68 = 365,188.08 : x
  2. Step 2: Convert to fraction form
    483,901.68/725,314.68 = 365,188.08/x
  3. Step 3: Cross multiply
    483,901.68x = 725,314.68 × 365,188.08
  4. Step 4: Simplify right side
    483,901.68x = 264,876,275,385.01
  5. Step 5: Solve for x
    x = 264,876,275,385.01/483,901.68
  6. Step 6: Final answer
    x = 547,376.23

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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.