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Finding the Fourth Proportional to 594,372.13, 891,555.10 and 145,095.37

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Solution

The fourth proportional to 594,372.13, 891,555.10 and 145,095.37 is: 217,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,372.13 : 891,555.10 = 145,095.37 : x
  2. Step 2: Convert to fraction form
    594,372.13/891,555.10 = 145,095.37/x
  3. Step 3: Cross multiply
    594,372.13x = 891,555.10 × 145,095.37
  4. Step 4: Simplify right side
    594,372.13x = 129,360,517,109.89
  5. Step 5: Solve for x
    x = 129,360,517,109.89/594,372.13
  6. Step 6: Final answer
    x = 217,642.30

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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.