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Finding the Fourth Proportional to 566,594.87, 781,905.62 and 308,473.58

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Solution

The fourth proportional to 566,594.87, 781,905.62 and 308,473.58 is: 425,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,594.87 : 781,905.62 = 308,473.58 : x
  2. Step 2: Convert to fraction form
    566,594.87/781,905.62 = 308,473.58/x
  3. Step 3: Cross multiply
    566,594.87x = 781,905.62 × 308,473.58
  4. Step 4: Simplify right side
    566,594.87x = 241,197,228,549.47
  5. Step 5: Solve for x
    x = 241,197,228,549.47/566,594.87
  6. Step 6: Final answer
    x = 425,696.11

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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.