Home / 578,341.69-867,553.08-178,929.88

Finding the Fourth Proportional to 578,341.69, 867,553.08 and 178,929.88

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Solution

The fourth proportional to 578,341.69, 867,553.08 and 178,929.88 is: 268,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,341.69 : 867,553.08 = 178,929.88 : x
  2. Step 2: Convert to fraction form
    578,341.69/867,553.08 = 178,929.88/x
  3. Step 3: Cross multiply
    578,341.69x = 867,553.08 × 178,929.88
  4. Step 4: Simplify right side
    578,341.69x = 155,231,168,498.03
  5. Step 5: Solve for x
    x = 155,231,168,498.03/578,341.69
  6. Step 6: Final answer
    x = 268,407.36

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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.