Home / 695,480.29-1,043,419.69-340,598.23

Finding the Fourth Proportional to 695,480.29, 1,043,419.69 and 340,598.23

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Solution

The fourth proportional to 695,480.29, 1,043,419.69 and 340,598.23 is: 510,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,480.29 : 1,043,419.69 = 340,598.23 : x
  2. Step 2: Convert to fraction form
    695,480.29/1,043,419.69 = 340,598.23/x
  3. Step 3: Cross multiply
    695,480.29x = 1,043,419.69 × 340,598.23
  4. Step 4: Simplify right side
    695,480.29x = 355,386,899,561.15
  5. Step 5: Solve for x
    x = 355,386,899,561.15/695,480.29
  6. Step 6: Final answer
    x = 510,994.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.