Home / 450,386.88-674,984.16-239,570.88

Finding the Fourth Proportional to 450,386.88, 674,984.16 and 239,570.88

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Solution

The fourth proportional to 450,386.88, 674,984.16 and 239,570.88 is: 359,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,386.88 : 674,984.16 = 239,570.88 : x
  2. Step 2: Convert to fraction form
    450,386.88/674,984.16 = 239,570.88/x
  3. Step 3: Cross multiply
    450,386.88x = 674,984.16 × 239,570.88
  4. Step 4: Simplify right side
    450,386.88x = 161,706,549,197.26
  5. Step 5: Solve for x
    x = 161,706,549,197.26/450,386.88
  6. Step 6: Final answer
    x = 359,039.21

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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.