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Finding the Fourth Proportional to 614,473.02, 920,493 and 289,816.52

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Solution

The fourth proportional to 614,473.02, 920,493 and 289,816.52 is: 434,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,473.02 : 920,493 = 289,816.52 : x
  2. Step 2: Convert to fraction form
    614,473.02/920,493 = 289,816.52/x
  3. Step 3: Cross multiply
    614,473.02x = 920,493 × 289,816.52
  4. Step 4: Simplify right side
    614,473.02x = 266,774,073,341.90
  5. Step 5: Solve for x
    x = 266,774,073,341.90/614,473.02
  6. Step 6: Final answer
    x = 434,151.00

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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.