Home / 979,266.76-1,351,397.46-571,622.92

Finding the Fourth Proportional to 979,266.76, 1,351,397.46 and 571,622.92

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Solution

The fourth proportional to 979,266.76, 1,351,397.46 and 571,622.92 is: 788,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,266.76 : 1,351,397.46 = 571,622.92 : x
  2. Step 2: Convert to fraction form
    979,266.76/1,351,397.46 = 571,622.92/x
  3. Step 3: Cross multiply
    979,266.76x = 1,351,397.46 × 571,622.92
  4. Step 4: Simplify right side
    979,266.76x = 772,489,762,165.78
  5. Step 5: Solve for x
    x = 772,489,762,165.78/979,266.76
  6. Step 6: Final answer
    x = 788,845.08

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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.