Home / 293,130.56-404,520.08-165,803.36

Finding the Fourth Proportional to 293,130.56, 404,520.08 and 165,803.36

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Solution

The fourth proportional to 293,130.56, 404,520.08 and 165,803.36 is: 228,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,130.56 : 404,520.08 = 165,803.36 : x
  2. Step 2: Convert to fraction form
    293,130.56/404,520.08 = 165,803.36/x
  3. Step 3: Cross multiply
    293,130.56x = 404,520.08 × 165,803.36
  4. Step 4: Simplify right side
    293,130.56x = 67,070,788,451.47
  5. Step 5: Solve for x
    x = 67,070,788,451.47/293,130.56
  6. Step 6: Final answer
    x = 228,808.58

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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.