Home / 731,272.33-1,009,427.16-550,508.57

Finding the Fourth Proportional to 731,272.33, 1,009,427.16 and 550,508.57

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Solution

The fourth proportional to 731,272.33, 1,009,427.16 and 550,508.57 is: 759,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,272.33 : 1,009,427.16 = 550,508.57 : x
  2. Step 2: Convert to fraction form
    731,272.33/1,009,427.16 = 550,508.57/x
  3. Step 3: Cross multiply
    731,272.33x = 1,009,427.16 × 550,508.57
  4. Step 4: Simplify right side
    731,272.33x = 555,698,302,370.76
  5. Step 5: Solve for x
    x = 555,698,302,370.76/731,272.33
  6. Step 6: Final answer
    x = 759,906.10

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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.