Home / 950,165.37-1,311,249.47-542,259.09

Finding the Fourth Proportional to 950,165.37, 1,311,249.47 and 542,259.09

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Solution

The fourth proportional to 950,165.37, 1,311,249.47 and 542,259.09 is: 748,329.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,165.37 : 1,311,249.47 = 542,259.09 : x
  2. Step 2: Convert to fraction form
    950,165.37/1,311,249.47 = 542,259.09/x
  3. Step 3: Cross multiply
    950,165.37x = 1,311,249.47 × 542,259.09
  4. Step 4: Simplify right side
    950,165.37x = 711,036,941,653.89
  5. Step 5: Solve for x
    x = 711,036,941,653.89/950,165.37
  6. Step 6: Final answer
    x = 748,329.67

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Double scale
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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.