Home / 974,150.20-1,461,225.30-442,709.20

Finding the Fourth Proportional to 974,150.20, 1,461,225.30 and 442,709.20

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Solution

The fourth proportional to 974,150.20, 1,461,225.30 and 442,709.20 is: 664,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,150.20 : 1,461,225.30 = 442,709.20 : x
  2. Step 2: Convert to fraction form
    974,150.20/1,461,225.30 = 442,709.20/x
  3. Step 3: Cross multiply
    974,150.20x = 1,461,225.30 × 442,709.20
  4. Step 4: Simplify right side
    974,150.20x = 646,897,883,582.76
  5. Step 5: Solve for x
    x = 646,897,883,582.76/974,150.20
  6. Step 6: Final answer
    x = 664,063.80

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Double scale
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Similar ratio
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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.