Home / 747,458.42-1,031,356.80-441,584.60

Finding the Fourth Proportional to 747,458.42, 1,031,356.80 and 441,584.60

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Solution

The fourth proportional to 747,458.42, 1,031,356.80 and 441,584.60 is: 609,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,458.42 : 1,031,356.80 = 441,584.60 : x
  2. Step 2: Convert to fraction form
    747,458.42/1,031,356.80 = 441,584.60/x
  3. Step 3: Cross multiply
    747,458.42x = 1,031,356.80 × 441,584.60
  4. Step 4: Simplify right side
    747,458.42x = 455,431,274,828.50
  5. Step 5: Solve for x
    x = 455,431,274,828.50/747,458.42
  6. Step 6: Final answer
    x = 609,306.51

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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.