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Finding the Fourth Proportional to 293,029.74, 404,443.86 and 178,345.32

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Solution

The fourth proportional to 293,029.74, 404,443.86 and 178,345.32 is: 246,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,029.74 : 404,443.86 = 178,345.32 : x
  2. Step 2: Convert to fraction form
    293,029.74/404,443.86 = 178,345.32/x
  3. Step 3: Cross multiply
    293,029.74x = 404,443.86 × 178,345.32
  4. Step 4: Simplify right side
    293,029.74x = 72,130,668,742.01
  5. Step 5: Solve for x
    x = 72,130,668,742.01/293,029.74
  6. Step 6: Final answer
    x = 246,154.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.