Home / 950,075.01-1,311,078.42-542,169.54

Finding the Fourth Proportional to 950,075.01, 1,311,078.42 and 542,169.54

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Solution

The fourth proportional to 950,075.01, 1,311,078.42 and 542,169.54 is: 748,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,075.01 : 1,311,078.42 = 542,169.54 : x
  2. Step 2: Convert to fraction form
    950,075.01/1,311,078.42 = 542,169.54/x
  3. Step 3: Cross multiply
    950,075.01x = 1,311,078.42 × 542,169.54
  4. Step 4: Simplify right side
    950,075.01x = 710,826,783,875.33
  5. Step 5: Solve for x
    x = 710,826,783,875.33/950,075.01
  6. Step 6: Final answer
    x = 748,179.65

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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.