Home / 710,464.92-1,065,698.06-198,109.59

Finding the Fourth Proportional to 710,464.92, 1,065,698.06 and 198,109.59

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Solution

The fourth proportional to 710,464.92, 1,065,698.06 and 198,109.59 is: 297,164.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,464.92 : 1,065,698.06 = 198,109.59 : x
  2. Step 2: Convert to fraction form
    710,464.92/1,065,698.06 = 198,109.59/x
  3. Step 3: Cross multiply
    710,464.92x = 1,065,698.06 × 198,109.59
  4. Step 4: Simplify right side
    710,464.92x = 211,125,005,730.40
  5. Step 5: Solve for x
    x = 211,125,005,730.40/710,464.92
  6. Step 6: Final answer
    x = 297,164.57

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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.