Home / 731,452.02-1,009,606.68-425,587.48

Finding the Fourth Proportional to 731,452.02, 1,009,606.68 and 425,587.48

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Solution

The fourth proportional to 731,452.02, 1,009,606.68 and 425,587.48 is: 587,428.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,452.02 : 1,009,606.68 = 425,587.48 : x
  2. Step 2: Convert to fraction form
    731,452.02/1,009,606.68 = 425,587.48/x
  3. Step 3: Cross multiply
    731,452.02x = 1,009,606.68 × 425,587.48
  4. Step 4: Simplify right side
    731,452.02x = 429,675,962,732.37
  5. Step 5: Solve for x
    x = 429,675,962,732.37/731,452.02
  6. Step 6: Final answer
    x = 587,428.77

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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.