Home / 440,036.16-659,948.48-203,151.32

Finding the Fourth Proportional to 440,036.16, 659,948.48 and 203,151.32

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Solution

The fourth proportional to 440,036.16, 659,948.48 and 203,151.32 is: 304,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,036.16 : 659,948.48 = 203,151.32 : x
  2. Step 2: Convert to fraction form
    440,036.16/659,948.48 = 203,151.32/x
  3. Step 3: Cross multiply
    440,036.16x = 659,948.48 × 203,151.32
  4. Step 4: Simplify right side
    440,036.16x = 134,069,404,843.99
  5. Step 5: Solve for x
    x = 134,069,404,843.99/440,036.16
  6. Step 6: Final answer
    x = 304,678.15

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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.