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Finding the Fourth Proportional to 566,552.76, 781,975.80 and 324,830.94

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Solution

The fourth proportional to 566,552.76, 781,975.80 and 324,830.94 is: 448,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,552.76 : 781,975.80 = 324,830.94 : x
  2. Step 2: Convert to fraction form
    566,552.76/781,975.80 = 324,830.94/x
  3. Step 3: Cross multiply
    566,552.76x = 781,975.80 × 324,830.94
  4. Step 4: Simplify right side
    566,552.76x = 254,009,934,171.25
  5. Step 5: Solve for x
    x = 254,009,934,171.25/566,552.76
  6. Step 6: Final answer
    x = 448,342.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.