Home / 755,831.20-1,134,184.20-282,564.40

Finding the Fourth Proportional to 755,831.20, 1,134,184.20 and 282,564.40

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Solution

The fourth proportional to 755,831.20, 1,134,184.20 and 282,564.40 is: 424,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,831.20 : 1,134,184.20 = 282,564.40 : x
  2. Step 2: Convert to fraction form
    755,831.20/1,134,184.20 = 282,564.40/x
  3. Step 3: Cross multiply
    755,831.20x = 1,134,184.20 × 282,564.40
  4. Step 4: Simplify right side
    755,831.20x = 320,480,077,962.48
  5. Step 5: Solve for x
    x = 320,480,077,962.48/755,831.20
  6. Step 6: Final answer
    x = 424,010.12

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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.