Home / 974,711.70-1,462,067.55-413,746.20

Finding the Fourth Proportional to 974,711.70, 1,462,067.55 and 413,746.20

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Solution

The fourth proportional to 974,711.70, 1,462,067.55 and 413,746.20 is: 620,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,711.70 : 1,462,067.55 = 413,746.20 : x
  2. Step 2: Convert to fraction form
    974,711.70/1,462,067.55 = 413,746.20/x
  3. Step 3: Cross multiply
    974,711.70x = 1,462,067.55 × 413,746.20
  4. Step 4: Simplify right side
    974,711.70x = 604,924,892,955.81
  5. Step 5: Solve for x
    x = 604,924,892,955.81/974,711.70
  6. Step 6: Final answer
    x = 620,619.30

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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.