Home / 710,667.65-1,065,884.71-255,164.59

Finding the Fourth Proportional to 710,667.65, 1,065,884.71 and 255,164.59

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Solution

The fourth proportional to 710,667.65, 1,065,884.71 and 255,164.59 is: 382,704.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,667.65 : 1,065,884.71 = 255,164.59 : x
  2. Step 2: Convert to fraction form
    710,667.65/1,065,884.71 = 255,164.59/x
  3. Step 3: Cross multiply
    710,667.65x = 1,065,884.71 × 255,164.59
  4. Step 4: Simplify right side
    710,667.65x = 271,976,035,014.42
  5. Step 5: Solve for x
    x = 271,976,035,014.42/710,667.65
  6. Step 6: Final answer
    x = 382,704.96

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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.