Home / 742,064.33-1,024,049.11-419,767.58

Finding the Fourth Proportional to 742,064.33, 1,024,049.11 and 419,767.58

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Solution

The fourth proportional to 742,064.33, 1,024,049.11 and 419,767.58 is: 579,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,064.33 : 1,024,049.11 = 419,767.58 : x
  2. Step 2: Convert to fraction form
    742,064.33/1,024,049.11 = 419,767.58/x
  3. Step 3: Cross multiply
    742,064.33x = 1,024,049.11 × 419,767.58
  4. Step 4: Simplify right side
    742,064.33x = 429,862,616,705.85
  5. Step 5: Solve for x
    x = 429,862,616,705.85/742,064.33
  6. Step 6: Final answer
    x = 579,279.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.