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Finding the Fourth Proportional to 566,466.60, 849,699.90 and 211,508.34

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Solution

The fourth proportional to 566,466.60, 849,699.90 and 211,508.34 is: 317,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,466.60 : 849,699.90 = 211,508.34 : x
  2. Step 2: Convert to fraction form
    566,466.60/849,699.90 = 211,508.34/x
  3. Step 3: Cross multiply
    566,466.60x = 849,699.90 × 211,508.34
  4. Step 4: Simplify right side
    566,466.60x = 179,718,615,347.17
  5. Step 5: Solve for x
    x = 179,718,615,347.17/566,466.60
  6. Step 6: Final answer
    x = 317,262.51

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Double scale
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Similar ratio
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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.