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Finding the Fourth Proportional to 522,009.16, 783,130.38 and 167,044.48

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Solution

The fourth proportional to 522,009.16, 783,130.38 and 167,044.48 is: 250,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,009.16 : 783,130.38 = 167,044.48 : x
  2. Step 2: Convert to fraction form
    522,009.16/783,130.38 = 167,044.48/x
  3. Step 3: Cross multiply
    522,009.16x = 783,130.38 × 167,044.48
  4. Step 4: Simplify right side
    522,009.16x = 130,817,607,099.30
  5. Step 5: Solve for x
    x = 130,817,607,099.30/522,009.16
  6. Step 6: Final answer
    x = 250,604.05

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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.