Home / 742,597.60-1,024,757.20-403,058.56

Finding the Fourth Proportional to 742,597.60, 1,024,757.20 and 403,058.56

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Solution

The fourth proportional to 742,597.60, 1,024,757.20 and 403,058.56 is: 556,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,597.60 : 1,024,757.20 = 403,058.56 : x
  2. Step 2: Convert to fraction form
    742,597.60/1,024,757.20 = 403,058.56/x
  3. Step 3: Cross multiply
    742,597.60x = 1,024,757.20 × 403,058.56
  4. Step 4: Simplify right side
    742,597.60x = 413,037,161,381.63
  5. Step 5: Solve for x
    x = 413,037,161,381.63/742,597.60
  6. Step 6: Final answer
    x = 556,205.89

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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.