Home / 731,355.44-1,009,276.92-409,095.51

Finding the Fourth Proportional to 731,355.44, 1,009,276.92 and 409,095.51

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Solution

The fourth proportional to 731,355.44, 1,009,276.92 and 409,095.51 is: 564,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,355.44 : 1,009,276.92 = 409,095.51 : x
  2. Step 2: Convert to fraction form
    731,355.44/1,009,276.92 = 409,095.51/x
  3. Step 3: Cross multiply
    731,355.44x = 1,009,276.92 × 409,095.51
  4. Step 4: Simplify right side
    731,355.44x = 412,890,656,318.63
  5. Step 5: Solve for x
    x = 412,890,656,318.63/731,355.44
  6. Step 6: Final answer
    x = 564,555.39

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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.