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Finding the Fourth Proportional to 375,303.04, 563,006.40 and 126,056.32

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Solution

The fourth proportional to 375,303.04, 563,006.40 and 126,056.32 is: 189,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,303.04 : 563,006.40 = 126,056.32 : x
  2. Step 2: Convert to fraction form
    375,303.04/563,006.40 = 126,056.32/x
  3. Step 3: Cross multiply
    375,303.04x = 563,006.40 × 126,056.32
  4. Step 4: Simplify right side
    375,303.04x = 70,970,514,920.45
  5. Step 5: Solve for x
    x = 70,970,514,920.45/375,303.04
  6. Step 6: Final answer
    x = 189,101.89

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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.