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Finding the Fourth Proportional to 503,757, 695,184.66 and 277,402.50

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Solution

The fourth proportional to 503,757, 695,184.66 and 277,402.50 is: 382,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,757 : 695,184.66 = 277,402.50 : x
  2. Step 2: Convert to fraction form
    503,757/695,184.66 = 277,402.50/x
  3. Step 3: Cross multiply
    503,757x = 695,184.66 × 277,402.50
  4. Step 4: Simplify right side
    503,757x = 192,845,962,645.65
  5. Step 5: Solve for x
    x = 192,845,962,645.65/503,757
  6. Step 6: Final answer
    x = 382,815.45

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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.