Home / 674,482.98-1,012,425.23-451,402.31

Finding the Fourth Proportional to 674,482.98, 1,012,425.23 and 451,402.31

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Solution

The fourth proportional to 674,482.98, 1,012,425.23 and 451,402.31 is: 677,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,482.98 : 1,012,425.23 = 451,402.31 : x
  2. Step 2: Convert to fraction form
    674,482.98/1,012,425.23 = 451,402.31/x
  3. Step 3: Cross multiply
    674,482.98x = 1,012,425.23 × 451,402.31
  4. Step 4: Simplify right side
    674,482.98x = 457,011,080,205.14
  5. Step 5: Solve for x
    x = 457,011,080,205.14/674,482.98
  6. Step 6: Final answer
    x = 677,572.44

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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.