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Finding the Fourth Proportional to 581,160.48, 871,739.36 and 154,696.32

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Solution

The fourth proportional to 581,160.48, 871,739.36 and 154,696.32 is: 232,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,160.48 : 871,739.36 = 154,696.32 : x
  2. Step 2: Convert to fraction form
    581,160.48/871,739.36 = 154,696.32/x
  3. Step 3: Cross multiply
    581,160.48x = 871,739.36 × 154,696.32
  4. Step 4: Simplify right side
    581,160.48x = 134,854,870,991.16
  5. Step 5: Solve for x
    x = 134,854,870,991.16/581,160.48
  6. Step 6: Final answer
    x = 232,044.12

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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.