Home / 1,065,095.52-1,597,657.40-355,123.78

Finding the Fourth Proportional to 1,065,095.52, 1,597,657.40 and 355,123.78

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Solution

The fourth proportional to 1,065,095.52, 1,597,657.40 and 355,123.78 is: 532,690.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,095.52 : 1,597,657.40 = 355,123.78 : x
  2. Step 2: Convert to fraction form
    1,065,095.52/1,597,657.40 = 355,123.78/x
  3. Step 3: Cross multiply
    1,065,095.52x = 1,597,657.40 × 355,123.78
  4. Step 4: Simplify right side
    1,065,095.52x = 567,366,135,032.97
  5. Step 5: Solve for x
    x = 567,366,135,032.97/1,065,095.52
  6. Step 6: Final answer
    x = 532,690.38

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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.