Home / 358,617.29-494,875.89-205,545.74

Finding the Fourth Proportional to 358,617.29, 494,875.89 and 205,545.74

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Solution

The fourth proportional to 358,617.29, 494,875.89 and 205,545.74 is: 283,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,617.29 : 494,875.89 = 205,545.74 : x
  2. Step 2: Convert to fraction form
    358,617.29/494,875.89 = 205,545.74/x
  3. Step 3: Cross multiply
    358,617.29x = 494,875.89 × 205,545.74
  4. Step 4: Simplify right side
    358,617.29x = 101,719,628,543.83
  5. Step 5: Solve for x
    x = 101,719,628,543.83/358,617.29
  6. Step 6: Final answer
    x = 283,643.96

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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.