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Finding the Fourth Proportional to 790,277, 1,090,599.54 and 432,581

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Solution

The fourth proportional to 790,277, 1,090,599.54 and 432,581 is: 596,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,277 : 1,090,599.54 = 432,581 : x
  2. Step 2: Convert to fraction form
    790,277/1,090,599.54 = 432,581/x
  3. Step 3: Cross multiply
    790,277x = 1,090,599.54 × 432,581
  4. Step 4: Simplify right side
    790,277x = 471,772,639,612.74
  5. Step 5: Solve for x
    x = 471,772,639,612.74/790,277
  6. Step 6: Final answer
    x = 596,971.24

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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.