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Finding the Fourth Proportional to 477,037.10, 715,550.61 and 122,048.30

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Solution

The fourth proportional to 477,037.10, 715,550.61 and 122,048.30 is: 183,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,037.10 : 715,550.61 = 122,048.30 : x
  2. Step 2: Convert to fraction form
    477,037.10/715,550.61 = 122,048.30/x
  3. Step 3: Cross multiply
    477,037.10x = 715,550.61 × 122,048.30
  4. Step 4: Simplify right side
    477,037.10x = 87,331,735,514.46
  5. Step 5: Solve for x
    x = 87,331,735,514.46/477,037.10
  6. Step 6: Final answer
    x = 183,071.16

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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.