Home / 755,831.40-1,043,047.26-416,299.65

Finding the Fourth Proportional to 755,831.40, 1,043,047.26 and 416,299.65

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Solution

The fourth proportional to 755,831.40, 1,043,047.26 and 416,299.65 is: 574,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,831.40 : 1,043,047.26 = 416,299.65 : x
  2. Step 2: Convert to fraction form
    755,831.40/1,043,047.26 = 416,299.65/x
  3. Step 3: Cross multiply
    755,831.40x = 1,043,047.26 × 416,299.65
  4. Step 4: Simplify right side
    755,831.40x = 434,220,209,271.46
  5. Step 5: Solve for x
    x = 434,220,209,271.46/755,831.40
  6. Step 6: Final answer
    x = 574,493.48

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1.5x scale

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.