Home / 479,412.90-661,561.29-264,573.18

Finding the Fourth Proportional to 479,412.90, 661,561.29 and 264,573.18

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Solution

The fourth proportional to 479,412.90, 661,561.29 and 264,573.18 is: 365,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,412.90 : 661,561.29 = 264,573.18 : x
  2. Step 2: Convert to fraction form
    479,412.90/661,561.29 = 264,573.18/x
  3. Step 3: Cross multiply
    479,412.90x = 661,561.29 × 264,573.18
  4. Step 4: Simplify right side
    479,412.90x = 175,031,374,260.20
  5. Step 5: Solve for x
    x = 175,031,374,260.20/479,412.90
  6. Step 6: Final answer
    x = 365,095.25

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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.