Home / 615,284.75-849,091.32-343,349.75

Finding the Fourth Proportional to 615,284.75, 849,091.32 and 343,349.75

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Solution

The fourth proportional to 615,284.75, 849,091.32 and 343,349.75 is: 473,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,284.75 : 849,091.32 = 343,349.75 : x
  2. Step 2: Convert to fraction form
    615,284.75/849,091.32 = 343,349.75/x
  3. Step 3: Cross multiply
    615,284.75x = 849,091.32 × 343,349.75
  4. Step 4: Simplify right side
    615,284.75x = 291,535,288,203.71
  5. Step 5: Solve for x
    x = 291,535,288,203.71/615,284.75
  6. Step 6: Final answer
    x = 473,821.74

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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.