Home / 406,875.15-609,875.33-154,057.95

Finding the Fourth Proportional to 406,875.15, 609,875.33 and 154,057.95

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Solution

The fourth proportional to 406,875.15, 609,875.33 and 154,057.95 is: 230,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,875.15 : 609,875.33 = 154,057.95 : x
  2. Step 2: Convert to fraction form
    406,875.15/609,875.33 = 154,057.95/x
  3. Step 3: Cross multiply
    406,875.15x = 609,875.33 × 154,057.95
  4. Step 4: Simplify right side
    406,875.15x = 93,956,142,325.08
  5. Step 5: Solve for x
    x = 93,956,142,325.08/406,875.15
  6. Step 6: Final answer
    x = 230,921.31

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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.