Home / 971,354.80-1,458,344.40-617,060.80

Finding the Fourth Proportional to 971,354.80, 1,458,344.40 and 617,060.80

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Solution

The fourth proportional to 971,354.80, 1,458,344.40 and 617,060.80 is: 926,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,354.80 : 1,458,344.40 = 617,060.80 : x
  2. Step 2: Convert to fraction form
    971,354.80/1,458,344.40 = 617,060.80/x
  3. Step 3: Cross multiply
    971,354.80x = 1,458,344.40 × 617,060.80
  4. Step 4: Simplify right side
    971,354.80x = 899,887,162,139.52
  5. Step 5: Solve for x
    x = 899,887,162,139.52/971,354.80
  6. Step 6: Final answer
    x = 926,424.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.