Home / 406,527.32-561,012.16-225,242.08

Finding the Fourth Proportional to 406,527.32, 561,012.16 and 225,242.08

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Solution

The fourth proportional to 406,527.32, 561,012.16 and 225,242.08 is: 310,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,527.32 : 561,012.16 = 225,242.08 : x
  2. Step 2: Convert to fraction form
    406,527.32/561,012.16 = 225,242.08/x
  3. Step 3: Cross multiply
    406,527.32x = 561,012.16 × 225,242.08
  4. Step 4: Simplify right side
    406,527.32x = 126,363,545,823.69
  5. Step 5: Solve for x
    x = 126,363,545,823.69/406,527.32
  6. Step 6: Final answer
    x = 310,836.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.