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Finding the Fourth Proportional to 566,791.76, 849,254.50 and 396,030.80

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Solution

The fourth proportional to 566,791.76, 849,254.50 and 396,030.80 is: 593,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,791.76 : 849,254.50 = 396,030.80 : x
  2. Step 2: Convert to fraction form
    566,791.76/849,254.50 = 396,030.80/x
  3. Step 3: Cross multiply
    566,791.76x = 849,254.50 × 396,030.80
  4. Step 4: Simplify right side
    566,791.76x = 336,330,939,038.60
  5. Step 5: Solve for x
    x = 336,330,939,038.60/566,791.76
  6. Step 6: Final answer
    x = 593,394.19

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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.