Home / 329,941.24-455,320.16-179,038.24

Finding the Fourth Proportional to 329,941.24, 455,320.16 and 179,038.24

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Solution

The fourth proportional to 329,941.24, 455,320.16 and 179,038.24 is: 247,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,941.24 : 455,320.16 = 179,038.24 : x
  2. Step 2: Convert to fraction form
    329,941.24/455,320.16 = 179,038.24/x
  3. Step 3: Cross multiply
    329,941.24x = 455,320.16 × 179,038.24
  4. Step 4: Simplify right side
    329,941.24x = 81,519,720,082.92
  5. Step 5: Solve for x
    x = 81,519,720,082.92/329,941.24
  6. Step 6: Final answer
    x = 247,073.45

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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.