Home / 374,854.85-517,312.61-205,088.97

Finding the Fourth Proportional to 374,854.85, 517,312.61 and 205,088.97

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Solution

The fourth proportional to 374,854.85, 517,312.61 and 205,088.97 is: 283,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,854.85 : 517,312.61 = 205,088.97 : x
  2. Step 2: Convert to fraction form
    374,854.85/517,312.61 = 205,088.97/x
  3. Step 3: Cross multiply
    374,854.85x = 517,312.61 × 205,088.97
  4. Step 4: Simplify right side
    374,854.85x = 106,095,110,352.91
  5. Step 5: Solve for x
    x = 106,095,110,352.91/374,854.85
  6. Step 6: Final answer
    x = 283,029.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.