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Finding the Fourth Proportional to 506,490.16, 760,270.44 and 495,054.58

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Solution

The fourth proportional to 506,490.16, 760,270.44 and 495,054.58 is: 743,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,490.16 : 760,270.44 = 495,054.58 : x
  2. Step 2: Convert to fraction form
    506,490.16/760,270.44 = 495,054.58/x
  3. Step 3: Cross multiply
    506,490.16x = 760,270.44 × 495,054.58
  4. Step 4: Simplify right side
    506,490.16x = 376,375,357,083.99
  5. Step 5: Solve for x
    x = 376,375,357,083.99/506,490.16
  6. Step 6: Final answer
    x = 743,104.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.