Home / 723,070.25-1,084,386.94-217,496.98

Finding the Fourth Proportional to 723,070.25, 1,084,386.94 and 217,496.98

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Solution

The fourth proportional to 723,070.25, 1,084,386.94 and 217,496.98 is: 326,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,070.25 : 1,084,386.94 = 217,496.98 : x
  2. Step 2: Convert to fraction form
    723,070.25/1,084,386.94 = 217,496.98/x
  3. Step 3: Cross multiply
    723,070.25x = 1,084,386.94 × 217,496.98
  4. Step 4: Simplify right side
    723,070.25x = 235,850,884,601.44
  5. Step 5: Solve for x
    x = 235,850,884,601.44/723,070.25
  6. Step 6: Final answer
    x = 326,179.77

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1.5x scale

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.