Home / 409,559.64-565,195.08-228,283.24

Finding the Fourth Proportional to 409,559.64, 565,195.08 and 228,283.24

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Solution

The fourth proportional to 409,559.64, 565,195.08 and 228,283.24 is: 315,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,559.64 : 565,195.08 = 228,283.24 : x
  2. Step 2: Convert to fraction form
    409,559.64/565,195.08 = 228,283.24/x
  3. Step 3: Cross multiply
    409,559.64x = 565,195.08 × 228,283.24
  4. Step 4: Simplify right side
    409,559.64x = 129,024,564,094.46
  5. Step 5: Solve for x
    x = 129,024,564,094.46/409,559.64
  6. Step 6: Final answer
    x = 315,032.42

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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.