Home / 427,213.02-589,543.84-233,612.48

Finding the Fourth Proportional to 427,213.02, 589,543.84 and 233,612.48

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Solution

The fourth proportional to 427,213.02, 589,543.84 and 233,612.48 is: 322,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,213.02 : 589,543.84 = 233,612.48 : x
  2. Step 2: Convert to fraction form
    427,213.02/589,543.84 = 233,612.48/x
  3. Step 3: Cross multiply
    427,213.02x = 589,543.84 × 233,612.48
  4. Step 4: Simplify right side
    427,213.02x = 137,724,798,531.12
  5. Step 5: Solve for x
    x = 137,724,798,531.12/427,213.02
  6. Step 6: Final answer
    x = 322,379.68

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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.