Home / 731,511.95-1,009,487.96-409,227.43

Finding the Fourth Proportional to 731,511.95, 1,009,487.96 and 409,227.43

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Solution

The fourth proportional to 731,511.95, 1,009,487.96 and 409,227.43 is: 564,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,511.95 : 1,009,487.96 = 409,227.43 : x
  2. Step 2: Convert to fraction form
    731,511.95/1,009,487.96 = 409,227.43/x
  3. Step 3: Cross multiply
    731,511.95x = 1,009,487.96 × 409,227.43
  4. Step 4: Simplify right side
    731,511.95x = 413,110,163,486.74
  5. Step 5: Solve for x
    x = 413,110,163,486.74/731,511.95
  6. Step 6: Final answer
    x = 564,734.68

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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.