Home / 747,032.76-1,030,991.22-415,922.04

Finding the Fourth Proportional to 747,032.76, 1,030,991.22 and 415,922.04

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Solution

The fourth proportional to 747,032.76, 1,030,991.22 and 415,922.04 is: 574,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,032.76 : 1,030,991.22 = 415,922.04 : x
  2. Step 2: Convert to fraction form
    747,032.76/1,030,991.22 = 415,922.04/x
  3. Step 3: Cross multiply
    747,032.76x = 1,030,991.22 × 415,922.04
  4. Step 4: Simplify right side
    747,032.76x = 428,811,971,444.49
  5. Step 5: Solve for x
    x = 428,811,971,444.49/747,032.76
  6. Step 6: Final answer
    x = 574,020.30

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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.