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Finding the Fourth Proportional to 360,703.44, 497,808 and 207,746.88

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Solution

The fourth proportional to 360,703.44, 497,808 and 207,746.88 is: 286,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,703.44 : 497,808 = 207,746.88 : x
  2. Step 2: Convert to fraction form
    360,703.44/497,808 = 207,746.88/x
  3. Step 3: Cross multiply
    360,703.44x = 497,808 × 207,746.88
  4. Step 4: Simplify right side
    360,703.44x = 103,418,058,839.04
  5. Step 5: Solve for x
    x = 103,418,058,839.04/360,703.44
  6. Step 6: Final answer
    x = 286,712.15

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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.