Home / 950,075.76-1,311,079.46-542,170.29

Finding the Fourth Proportional to 950,075.76, 1,311,079.46 and 542,170.29

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Solution

The fourth proportional to 950,075.76, 1,311,079.46 and 542,170.29 is: 748,180.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,075.76 : 1,311,079.46 = 542,170.29 : x
  2. Step 2: Convert to fraction form
    950,075.76/1,311,079.46 = 542,170.29/x
  3. Step 3: Cross multiply
    950,075.76x = 1,311,079.46 × 542,170.29
  4. Step 4: Simplify right side
    950,075.76x = 710,828,328,330.39
  5. Step 5: Solve for x
    x = 710,828,328,330.39/950,075.76
  6. Step 6: Final answer
    x = 748,180.68

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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.