Home / 372,440.02-514,022.58-219,429.29

Finding the Fourth Proportional to 372,440.02, 514,022.58 and 219,429.29

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Solution

The fourth proportional to 372,440.02, 514,022.58 and 219,429.29 is: 302,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,440.02 : 514,022.58 = 219,429.29 : x
  2. Step 2: Convert to fraction form
    372,440.02/514,022.58 = 219,429.29/x
  3. Step 3: Cross multiply
    372,440.02x = 514,022.58 × 219,429.29
  4. Step 4: Simplify right side
    372,440.02x = 112,791,611,058.43
  5. Step 5: Solve for x
    x = 112,791,611,058.43/372,440.02
  6. Step 6: Final answer
    x = 302,845.04

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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.