Home / 755,480.74-1,133,304.13-249,857.55

Finding the Fourth Proportional to 755,480.74, 1,133,304.13 and 249,857.55

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Solution

The fourth proportional to 755,480.74, 1,133,304.13 and 249,857.55 is: 374,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,480.74 : 1,133,304.13 = 249,857.55 : x
  2. Step 2: Convert to fraction form
    755,480.74/1,133,304.13 = 249,857.55/x
  3. Step 3: Cross multiply
    755,480.74x = 1,133,304.13 × 249,857.55
  4. Step 4: Simplify right side
    755,480.74x = 283,164,587,660.16
  5. Step 5: Solve for x
    x = 283,164,587,660.16/755,480.74
  6. Step 6: Final answer
    x = 374,813.77

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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.