Home / 1,153,789.80-1,730,848.56-355,137.84

Finding the Fourth Proportional to 1,153,789.80, 1,730,848.56 and 355,137.84

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Solution

The fourth proportional to 1,153,789.80, 1,730,848.56 and 355,137.84 is: 532,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,789.80 : 1,730,848.56 = 355,137.84 : x
  2. Step 2: Convert to fraction form
    1,153,789.80/1,730,848.56 = 355,137.84/x
  3. Step 3: Cross multiply
    1,153,789.80x = 1,730,848.56 × 355,137.84
  4. Step 4: Simplify right side
    1,153,789.80x = 614,689,818,965.51
  5. Step 5: Solve for x
    x = 614,689,818,965.51/1,153,789.80
  6. Step 6: Final answer
    x = 532,757.20

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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.