Home / 1,155,970.52-1,733,780.82-314,587.88

Finding the Fourth Proportional to 1,155,970.52, 1,733,780.82 and 314,587.88

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Solution

The fourth proportional to 1,155,970.52, 1,733,780.82 and 314,587.88 is: 471,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,970.52 : 1,733,780.82 = 314,587.88 : x
  2. Step 2: Convert to fraction form
    1,155,970.52/1,733,780.82 = 314,587.88/x
  3. Step 3: Cross multiply
    1,155,970.52x = 1,733,780.82 × 314,587.88
  4. Step 4: Simplify right side
    1,155,970.52x = 545,426,432,548.46
  5. Step 5: Solve for x
    x = 545,426,432,548.46/1,155,970.52
  6. Step 6: Final answer
    x = 471,834.21

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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.