Home / 749,364.93-1,123,597.19-344,049.93

Finding the Fourth Proportional to 749,364.93, 1,123,597.19 and 344,049.93

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Solution

The fourth proportional to 749,364.93, 1,123,597.19 and 344,049.93 is: 515,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,364.93 : 1,123,597.19 = 344,049.93 : x
  2. Step 2: Convert to fraction form
    749,364.93/1,123,597.19 = 344,049.93/x
  3. Step 3: Cross multiply
    749,364.93x = 1,123,597.19 × 344,049.93
  4. Step 4: Simplify right side
    749,364.93x = 386,573,535,427.82
  5. Step 5: Solve for x
    x = 386,573,535,427.82/749,364.93
  6. Step 6: Final answer
    x = 515,868.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.