Home / 615,285.02-849,091.74-343,336.70

Finding the Fourth Proportional to 615,285.02, 849,091.74 and 343,336.70

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Solution

The fourth proportional to 615,285.02, 849,091.74 and 343,336.70 is: 473,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,285.02 : 849,091.74 = 343,336.70 : x
  2. Step 2: Convert to fraction form
    615,285.02/849,091.74 = 343,336.70/x
  3. Step 3: Cross multiply
    615,285.02x = 849,091.74 × 343,336.70
  4. Step 4: Simplify right side
    615,285.02x = 291,524,356,008.86
  5. Step 5: Solve for x
    x = 291,524,356,008.86/615,285.02
  6. Step 6: Final answer
    x = 473,803.76

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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.