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Finding the Fourth Proportional to 575,985.94, 864,364.55 and 239,026.92

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Solution

The fourth proportional to 575,985.94, 864,364.55 and 239,026.92 is: 358,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,985.94 : 864,364.55 = 239,026.92 : x
  2. Step 2: Convert to fraction form
    575,985.94/864,364.55 = 239,026.92/x
  3. Step 3: Cross multiply
    575,985.94x = 864,364.55 × 239,026.92
  4. Step 4: Simplify right side
    575,985.94x = 206,606,396,143.69
  5. Step 5: Solve for x
    x = 206,606,396,143.69/575,985.94
  6. Step 6: Final answer
    x = 358,700.42

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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.