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Finding the Fourth Proportional to 790,273, 1,090,594.02 and 432,577

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Solution

The fourth proportional to 790,273, 1,090,594.02 and 432,577 is: 596,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,273 : 1,090,594.02 = 432,577 : x
  2. Step 2: Convert to fraction form
    790,273/1,090,594.02 = 432,577/x
  3. Step 3: Cross multiply
    790,273x = 1,090,594.02 × 432,577
  4. Step 4: Simplify right side
    790,273x = 471,765,889,389.54
  5. Step 5: Solve for x
    x = 471,765,889,389.54/790,273
  6. Step 6: Final answer
    x = 596,965.72

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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.