Home / 970,528.80-1,455,793.20-492,231.90

Finding the Fourth Proportional to 970,528.80, 1,455,793.20 and 492,231.90

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Solution

The fourth proportional to 970,528.80, 1,455,793.20 and 492,231.90 is: 738,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,528.80 : 1,455,793.20 = 492,231.90 : x
  2. Step 2: Convert to fraction form
    970,528.80/1,455,793.20 = 492,231.90/x
  3. Step 3: Cross multiply
    970,528.80x = 1,455,793.20 × 492,231.90
  4. Step 4: Simplify right side
    970,528.80x = 716,587,852,843.08
  5. Step 5: Solve for x
    x = 716,587,852,843.08/970,528.80
  6. Step 6: Final answer
    x = 738,347.85

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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.