Home / 370,985.10-556,234.65-146,210.10

Finding the Fourth Proportional to 370,985.10, 556,234.65 and 146,210.10

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Solution

The fourth proportional to 370,985.10, 556,234.65 and 146,210.10 is: 219,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,985.10 : 556,234.65 = 146,210.10 : x
  2. Step 2: Convert to fraction form
    370,985.10/556,234.65 = 146,210.10/x
  3. Step 3: Cross multiply
    370,985.10x = 556,234.65 × 146,210.10
  4. Step 4: Simplify right side
    370,985.10x = 81,327,123,799.97
  5. Step 5: Solve for x
    x = 81,327,123,799.97/370,985.10
  6. Step 6: Final answer
    x = 219,219.38

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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.