Home / 373,584.48-515,561.04-212,454.24

Finding the Fourth Proportional to 373,584.48, 515,561.04 and 212,454.24

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Solution

The fourth proportional to 373,584.48, 515,561.04 and 212,454.24 is: 293,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,584.48 : 515,561.04 = 212,454.24 : x
  2. Step 2: Convert to fraction form
    373,584.48/515,561.04 = 212,454.24/x
  3. Step 3: Cross multiply
    373,584.48x = 515,561.04 × 212,454.24
  4. Step 4: Simplify right side
    373,584.48x = 109,533,128,926.81
  5. Step 5: Solve for x
    x = 109,533,128,926.81/373,584.48
  6. Step 6: Final answer
    x = 293,195.07

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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.