Home / 974,736.70-1,462,105.05-413,698.30

Finding the Fourth Proportional to 974,736.70, 1,462,105.05 and 413,698.30

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Solution

The fourth proportional to 974,736.70, 1,462,105.05 and 413,698.30 is: 620,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,736.70 : 1,462,105.05 = 413,698.30 : x
  2. Step 2: Convert to fraction form
    974,736.70/1,462,105.05 = 413,698.30/x
  3. Step 3: Cross multiply
    974,736.70x = 1,462,105.05 × 413,698.30
  4. Step 4: Simplify right side
    974,736.70x = 604,870,373,606.42
  5. Step 5: Solve for x
    x = 604,870,373,606.42/974,736.70
  6. Step 6: Final answer
    x = 620,547.45

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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.