Home / 372,542.04-514,178.88-211,412.10

Finding the Fourth Proportional to 372,542.04, 514,178.88 and 211,412.10

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Solution

The fourth proportional to 372,542.04, 514,178.88 and 211,412.10 is: 291,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,542.04 : 514,178.88 = 211,412.10 : x
  2. Step 2: Convert to fraction form
    372,542.04/514,178.88 = 211,412.10/x
  3. Step 3: Cross multiply
    372,542.04x = 514,178.88 × 211,412.10
  4. Step 4: Simplify right side
    372,542.04x = 108,703,636,796.45
  5. Step 5: Solve for x
    x = 108,703,636,796.45/372,542.04
  6. Step 6: Final answer
    x = 291,788.91

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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.