Home / 372,664.07-514,250.47-211,522.40

Finding the Fourth Proportional to 372,664.07, 514,250.47 and 211,522.40

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Solution

The fourth proportional to 372,664.07, 514,250.47 and 211,522.40 is: 291,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,664.07 : 514,250.47 = 211,522.40 : x
  2. Step 2: Convert to fraction form
    372,664.07/514,250.47 = 211,522.40/x
  3. Step 3: Cross multiply
    372,664.07x = 514,250.47 × 211,522.40
  4. Step 4: Simplify right side
    372,664.07x = 108,775,493,615.53
  5. Step 5: Solve for x
    x = 108,775,493,615.53/372,664.07
  6. Step 6: Final answer
    x = 291,886.18

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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.