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Finding the Fourth Proportional to 314,281.80, 470,904.30 and 267,625.80

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Solution

The fourth proportional to 314,281.80, 470,904.30 and 267,625.80 is: 400,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,281.80 : 470,904.30 = 267,625.80 : x
  2. Step 2: Convert to fraction form
    314,281.80/470,904.30 = 267,625.80/x
  3. Step 3: Cross multiply
    314,281.80x = 470,904.30 × 267,625.80
  4. Step 4: Simplify right side
    314,281.80x = 126,026,140,010.94
  5. Step 5: Solve for x
    x = 126,026,140,010.94/314,281.80
  6. Step 6: Final answer
    x = 400,997.26

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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.