Home / 807,177.24-1,210,202.10-357,654

Finding the Fourth Proportional to 807,177.24, 1,210,202.10 and 357,654

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Solution

The fourth proportional to 807,177.24, 1,210,202.10 and 357,654 is: 536,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,177.24 : 1,210,202.10 = 357,654 : x
  2. Step 2: Convert to fraction form
    807,177.24/1,210,202.10 = 357,654/x
  3. Step 3: Cross multiply
    807,177.24x = 1,210,202.10 × 357,654
  4. Step 4: Simplify right side
    807,177.24x = 432,833,621,873.40
  5. Step 5: Solve for x
    x = 432,833,621,873.40/807,177.24
  6. Step 6: Final answer
    x = 536,231.20

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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.