Home / 734,073.12-1,013,377.01-492,267.42

Finding the Fourth Proportional to 734,073.12, 1,013,377.01 and 492,267.42

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Solution

The fourth proportional to 734,073.12, 1,013,377.01 and 492,267.42 is: 679,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,073.12 : 1,013,377.01 = 492,267.42 : x
  2. Step 2: Convert to fraction form
    734,073.12/1,013,377.01 = 492,267.42/x
  3. Step 3: Cross multiply
    734,073.12x = 1,013,377.01 × 492,267.42
  4. Step 4: Simplify right side
    734,073.12x = 498,852,483,738.68
  5. Step 5: Solve for x
    x = 498,852,483,738.68/734,073.12
  6. Step 6: Final answer
    x = 679,567.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.