Home / 372,661.02-514,281.15-211,535.82

Finding the Fourth Proportional to 372,661.02, 514,281.15 and 211,535.82

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Solution

The fourth proportional to 372,661.02, 514,281.15 and 211,535.82 is: 291,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,661.02 : 514,281.15 = 211,535.82 : x
  2. Step 2: Convert to fraction form
    372,661.02/514,281.15 = 211,535.82/x
  3. Step 3: Cross multiply
    372,661.02x = 514,281.15 × 211,535.82
  4. Step 4: Simplify right side
    372,661.02x = 108,788,884,775.79
  5. Step 5: Solve for x
    x = 108,788,884,775.79/372,661.02
  6. Step 6: Final answer
    x = 291,924.51

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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.