Home / 724,222.60-1,087,500.30-546,929.80

Finding the Fourth Proportional to 724,222.60, 1,087,500.30 and 546,929.80

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Solution

The fourth proportional to 724,222.60, 1,087,500.30 and 546,929.80 is: 821,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,222.60 : 1,087,500.30 = 546,929.80 : x
  2. Step 2: Convert to fraction form
    724,222.60/1,087,500.30 = 546,929.80/x
  3. Step 3: Cross multiply
    724,222.60x = 1,087,500.30 × 546,929.80
  4. Step 4: Simplify right side
    724,222.60x = 594,786,321,578.94
  5. Step 5: Solve for x
    x = 594,786,321,578.94/724,222.60
  6. Step 6: Final answer
    x = 821,275.56

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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.