Home / 385,118.49-577,961.50-182,715.33

Finding the Fourth Proportional to 385,118.49, 577,961.50 and 182,715.33

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Solution

The fourth proportional to 385,118.49, 577,961.50 and 182,715.33 is: 274,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,118.49 : 577,961.50 = 182,715.33 : x
  2. Step 2: Convert to fraction form
    385,118.49/577,961.50 = 182,715.33/x
  3. Step 3: Cross multiply
    385,118.49x = 577,961.50 × 182,715.33
  4. Step 4: Simplify right side
    385,118.49x = 105,602,426,199.80
  5. Step 5: Solve for x
    x = 105,602,426,199.80/385,118.49
  6. Step 6: Final answer
    x = 274,207.62

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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.