Home / 674,248.92-1,011,412.23-253,528.44

Finding the Fourth Proportional to 674,248.92, 1,011,412.23 and 253,528.44

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Solution

The fourth proportional to 674,248.92, 1,011,412.23 and 253,528.44 is: 380,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,248.92 : 1,011,412.23 = 253,528.44 : x
  2. Step 2: Convert to fraction form
    674,248.92/1,011,412.23 = 253,528.44/x
  3. Step 3: Cross multiply
    674,248.92x = 1,011,412.23 × 253,528.44
  4. Step 4: Simplify right side
    674,248.92x = 256,421,764,868.82
  5. Step 5: Solve for x
    x = 256,421,764,868.82/674,248.92
  6. Step 6: Final answer
    x = 380,307.27

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Double scale
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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.