Home / 384,006.40-575,988.03-117,766.18

Finding the Fourth Proportional to 384,006.40, 575,988.03 and 117,766.18

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Solution

The fourth proportional to 384,006.40, 575,988.03 and 117,766.18 is: 176,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,006.40 : 575,988.03 = 117,766.18 : x
  2. Step 2: Convert to fraction form
    384,006.40/575,988.03 = 117,766.18/x
  3. Step 3: Cross multiply
    384,006.40x = 575,988.03 × 117,766.18
  4. Step 4: Simplify right side
    384,006.40x = 67,831,910,018.83
  5. Step 5: Solve for x
    x = 67,831,910,018.83/384,006.40
  6. Step 6: Final answer
    x = 176,642.65

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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.