Home / 1,079,164.12-1,618,366.15-359,310.32

Finding the Fourth Proportional to 1,079,164.12, 1,618,366.15 and 359,310.32

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Solution

The fourth proportional to 1,079,164.12, 1,618,366.15 and 359,310.32 is: 538,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,164.12 : 1,618,366.15 = 359,310.32 : x
  2. Step 2: Convert to fraction form
    1,079,164.12/1,618,366.15 = 359,310.32/x
  3. Step 3: Cross multiply
    1,079,164.12x = 1,618,366.15 × 359,310.32
  4. Step 4: Simplify right side
    1,079,164.12x = 581,495,657,437.12
  5. Step 5: Solve for x
    x = 581,495,657,437.12/1,079,164.12
  6. Step 6: Final answer
    x = 538,838.95

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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.