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Finding the Fourth Proportional to 501,460.25, 752,549.51 and 213,473.80

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Solution

The fourth proportional to 501,460.25, 752,549.51 and 213,473.80 is: 320,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,460.25 : 752,549.51 = 213,473.80 : x
  2. Step 2: Convert to fraction form
    501,460.25/752,549.51 = 213,473.80/x
  3. Step 3: Cross multiply
    501,460.25x = 752,549.51 × 213,473.80
  4. Step 4: Simplify right side
    501,460.25x = 160,649,602,408.58
  5. Step 5: Solve for x
    x = 160,649,602,408.58/501,460.25
  6. Step 6: Final answer
    x = 320,363.58

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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.