Home / 581,009.35-871,564.25-160,285.22

Finding the Fourth Proportional to 581,009.35, 871,564.25 and 160,285.22

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Solution

The fourth proportional to 581,009.35, 871,564.25 and 160,285.22 is: 240,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,009.35 : 871,564.25 = 160,285.22 : x
  2. Step 2: Convert to fraction form
    581,009.35/871,564.25 = 160,285.22/x
  3. Step 3: Cross multiply
    581,009.35x = 871,564.25 × 160,285.22
  4. Step 4: Simplify right side
    581,009.35x = 139,698,867,555.39
  5. Step 5: Solve for x
    x = 139,698,867,555.39/581,009.35
  6. Step 6: Final answer
    x = 240,441.69

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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.