Home / 713,854.13-1,070,666.30-208,296.41

Finding the Fourth Proportional to 713,854.13, 1,070,666.30 and 208,296.41

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Solution

The fourth proportional to 713,854.13, 1,070,666.30 and 208,296.41 is: 312,411.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,854.13 : 1,070,666.30 = 208,296.41 : x
  2. Step 2: Convert to fraction form
    713,854.13/1,070,666.30 = 208,296.41/x
  3. Step 3: Cross multiply
    713,854.13x = 1,070,666.30 × 208,296.41
  4. Step 4: Simplify right side
    713,854.13x = 223,015,941,765.39
  5. Step 5: Solve for x
    x = 223,015,941,765.39/713,854.13
  6. Step 6: Final answer
    x = 312,411.09

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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.