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Finding the Fourth Proportional to 375,498.57, 563,320.37 and 122,710.88

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Solution

The fourth proportional to 375,498.57, 563,320.37 and 122,710.88 is: 184,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,498.57 : 563,320.37 = 122,710.88 : x
  2. Step 2: Convert to fraction form
    375,498.57/563,320.37 = 122,710.88/x
  3. Step 3: Cross multiply
    375,498.57x = 563,320.37 × 122,710.88
  4. Step 4: Simplify right side
    375,498.57x = 69,125,534,894.47
  5. Step 5: Solve for x
    x = 69,125,534,894.47/375,498.57
  6. Step 6: Final answer
    x = 184,090.01

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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.