Home / 731,358.42-1,009,281.06-409,098.51

Finding the Fourth Proportional to 731,358.42, 1,009,281.06 and 409,098.51

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Solution

The fourth proportional to 731,358.42, 1,009,281.06 and 409,098.51 is: 564,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,358.42 : 1,009,281.06 = 409,098.51 : x
  2. Step 2: Convert to fraction form
    731,358.42/1,009,281.06 = 409,098.51/x
  3. Step 3: Cross multiply
    731,358.42x = 1,009,281.06 × 409,098.51
  4. Step 4: Simplify right side
    731,358.42x = 412,895,377,817.22
  5. Step 5: Solve for x
    x = 412,895,377,817.22/731,358.42
  6. Step 6: Final answer
    x = 564,559.55

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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.