Home / 294,464.20-406,330.08-165,417.16

Finding the Fourth Proportional to 294,464.20, 406,330.08 and 165,417.16

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Solution

The fourth proportional to 294,464.20, 406,330.08 and 165,417.16 is: 228,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,464.20 : 406,330.08 = 165,417.16 : x
  2. Step 2: Convert to fraction form
    294,464.20/406,330.08 = 165,417.16/x
  3. Step 3: Cross multiply
    294,464.20x = 406,330.08 × 165,417.16
  4. Step 4: Simplify right side
    294,464.20x = 67,213,967,856.17
  5. Step 5: Solve for x
    x = 67,213,967,856.17/294,464.20
  6. Step 6: Final answer
    x = 228,258.54

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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.