Home / 742,177.60-1,024,301.54-415,614.94

Finding the Fourth Proportional to 742,177.60, 1,024,301.54 and 415,614.94

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Solution

The fourth proportional to 742,177.60, 1,024,301.54 and 415,614.94 is: 573,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,177.60 : 1,024,301.54 = 415,614.94 : x
  2. Step 2: Convert to fraction form
    742,177.60/1,024,301.54 = 415,614.94/x
  3. Step 3: Cross multiply
    742,177.60x = 1,024,301.54 × 415,614.94
  4. Step 4: Simplify right side
    742,177.60x = 425,715,023,089.01
  5. Step 5: Solve for x
    x = 425,715,023,089.01/742,177.60
  6. Step 6: Final answer
    x = 573,602.63

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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.