Home / 372,006.74-513,409.38-210,844.46

Finding the Fourth Proportional to 372,006.74, 513,409.38 and 210,844.46

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Solution

The fourth proportional to 372,006.74, 513,409.38 and 210,844.46 is: 290,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,006.74 : 513,409.38 = 210,844.46 : x
  2. Step 2: Convert to fraction form
    372,006.74/513,409.38 = 210,844.46/x
  3. Step 3: Cross multiply
    372,006.74x = 513,409.38 × 210,844.46
  4. Step 4: Simplify right side
    372,006.74x = 108,249,523,485.04
  5. Step 5: Solve for x
    x = 108,249,523,485.04/372,006.74
  6. Step 6: Final answer
    x = 290,988.07

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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.