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Finding the Fourth Proportional to 610,276.80, 915,400.80 and 167,044.80

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Solution

The fourth proportional to 610,276.80, 915,400.80 and 167,044.80 is: 250,563.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,276.80 : 915,400.80 = 167,044.80 : x
  2. Step 2: Convert to fraction form
    610,276.80/915,400.80 = 167,044.80/x
  3. Step 3: Cross multiply
    610,276.80x = 915,400.80 × 167,044.80
  4. Step 4: Simplify right side
    610,276.80x = 152,912,943,555.84
  5. Step 5: Solve for x
    x = 152,912,943,555.84/610,276.80
  6. Step 6: Final answer
    x = 250,563.26

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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.