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Finding the Fourth Proportional to 566,140.72, 849,353.64 and 211,166.32

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Solution

The fourth proportional to 566,140.72, 849,353.64 and 211,166.32 is: 316,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,140.72 : 849,353.64 = 211,166.32 : x
  2. Step 2: Convert to fraction form
    566,140.72/849,353.64 = 211,166.32/x
  3. Step 3: Cross multiply
    566,140.72x = 849,353.64 × 211,166.32
  4. Step 4: Simplify right side
    566,140.72x = 179,354,882,537.41
  5. Step 5: Solve for x
    x = 179,354,882,537.41/566,140.72
  6. Step 6: Final answer
    x = 316,802.65

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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.