Home / 675,290.33-1,012,937.21-275,931.10

Finding the Fourth Proportional to 675,290.33, 1,012,937.21 and 275,931.10

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Solution

The fourth proportional to 675,290.33, 1,012,937.21 and 275,931.10 is: 413,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,290.33 : 1,012,937.21 = 275,931.10 : x
  2. Step 2: Convert to fraction form
    675,290.33/1,012,937.21 = 275,931.10/x
  3. Step 3: Cross multiply
    675,290.33x = 1,012,937.21 × 275,931.10
  4. Step 4: Simplify right side
    675,290.33x = 279,500,883,261.35
  5. Step 5: Solve for x
    x = 279,500,883,261.35/675,290.33
  6. Step 6: Final answer
    x = 413,897.36

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1.5x scale

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.