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Finding the Fourth Proportional to 592,908.30, 889,945.65 and 293,726.70

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Solution

The fourth proportional to 592,908.30, 889,945.65 and 293,726.70 is: 440,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,908.30 : 889,945.65 = 293,726.70 : x
  2. Step 2: Convert to fraction form
    592,908.30/889,945.65 = 293,726.70/x
  3. Step 3: Cross multiply
    592,908.30x = 889,945.65 × 293,726.70
  4. Step 4: Simplify right side
    592,908.30x = 261,400,798,953.86
  5. Step 5: Solve for x
    x = 261,400,798,953.86/592,908.30
  6. Step 6: Final answer
    x = 440,878.97

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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.