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Finding the Fourth Proportional to 453,058.80, 625,151.16 and 262,089.96

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Solution

The fourth proportional to 453,058.80, 625,151.16 and 262,089.96 is: 361,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,058.80 : 625,151.16 = 262,089.96 : x
  2. Step 2: Convert to fraction form
    453,058.80/625,151.16 = 262,089.96/x
  3. Step 3: Cross multiply
    453,058.80x = 625,151.16 × 262,089.96
  4. Step 4: Simplify right side
    453,058.80x = 163,845,842,518.35
  5. Step 5: Solve for x
    x = 163,845,842,518.35/453,058.80
  6. Step 6: Final answer
    x = 361,643.66

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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.