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Finding the Fourth Proportional to 594,465.24, 891,711.52 and 145,189.80

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Solution

The fourth proportional to 594,465.24, 891,711.52 and 145,189.80 is: 217,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,465.24 : 891,711.52 = 145,189.80 : x
  2. Step 2: Convert to fraction form
    594,465.24/891,711.52 = 145,189.80/x
  3. Step 3: Cross multiply
    594,465.24x = 891,711.52 × 145,189.80
  4. Step 4: Simplify right side
    594,465.24x = 129,467,417,246.50
  5. Step 5: Solve for x
    x = 129,467,417,246.50/594,465.24
  6. Step 6: Final answer
    x = 217,788.04

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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.