Home / 615,016.02-848,723.49-343,077.15

Finding the Fourth Proportional to 615,016.02, 848,723.49 and 343,077.15

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Solution

The fourth proportional to 615,016.02, 848,723.49 and 343,077.15 is: 473,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,016.02 : 848,723.49 = 343,077.15 : x
  2. Step 2: Convert to fraction form
    615,016.02/848,723.49 = 343,077.15/x
  3. Step 3: Cross multiply
    615,016.02x = 848,723.49 × 343,077.15
  4. Step 4: Simplify right side
    615,016.02x = 291,177,636,087.25
  5. Step 5: Solve for x
    x = 291,177,636,087.25/615,016.02
  6. Step 6: Final answer
    x = 473,447.24

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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.