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Finding the Fourth Proportional to 581,322.64, 871,975.32 and 160,589.20

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Solution

The fourth proportional to 581,322.64, 871,975.32 and 160,589.20 is: 240,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,322.64 : 871,975.32 = 160,589.20 : x
  2. Step 2: Convert to fraction form
    581,322.64/871,975.32 = 160,589.20/x
  3. Step 3: Cross multiply
    581,322.64x = 871,975.32 × 160,589.20
  4. Step 4: Simplify right side
    581,322.64x = 140,029,819,058.54
  5. Step 5: Solve for x
    x = 140,029,819,058.54/581,322.64
  6. Step 6: Final answer
    x = 240,881.41

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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.