Home / 945,932.10-1,418,898.15-440,492.10

Finding the Fourth Proportional to 945,932.10, 1,418,898.15 and 440,492.10

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Solution

The fourth proportional to 945,932.10, 1,418,898.15 and 440,492.10 is: 660,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,932.10 : 1,418,898.15 = 440,492.10 : x
  2. Step 2: Convert to fraction form
    945,932.10/1,418,898.15 = 440,492.10/x
  3. Step 3: Cross multiply
    945,932.10x = 1,418,898.15 × 440,492.10
  4. Step 4: Simplify right side
    945,932.10x = 625,013,425,779.62
  5. Step 5: Solve for x
    x = 625,013,425,779.62/945,932.10
  6. Step 6: Final answer
    x = 660,738.15

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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.