Home / 302,256.72-453,440.16-124,665.12

Finding the Fourth Proportional to 302,256.72, 453,440.16 and 124,665.12

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Solution

The fourth proportional to 302,256.72, 453,440.16 and 124,665.12 is: 187,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,256.72 : 453,440.16 = 124,665.12 : x
  2. Step 2: Convert to fraction form
    302,256.72/453,440.16 = 124,665.12/x
  3. Step 3: Cross multiply
    302,256.72x = 453,440.16 × 124,665.12
  4. Step 4: Simplify right side
    302,256.72x = 56,528,171,959.22
  5. Step 5: Solve for x
    x = 56,528,171,959.22/302,256.72
  6. Step 6: Final answer
    x = 187,020.40

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1.5x scale

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.