Home / 924,725.81-1,387,088.73-259,877.81

Finding the Fourth Proportional to 924,725.81, 1,387,088.73 and 259,877.81

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Solution

The fourth proportional to 924,725.81, 1,387,088.73 and 259,877.81 is: 389,816.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,725.81 : 1,387,088.73 = 259,877.81 : x
  2. Step 2: Convert to fraction form
    924,725.81/1,387,088.73 = 259,877.81/x
  3. Step 3: Cross multiply
    924,725.81x = 1,387,088.73 × 259,877.81
  4. Step 4: Simplify right side
    924,725.81x = 360,473,584,895.80
  5. Step 5: Solve for x
    x = 360,473,584,895.80/924,725.81
  6. Step 6: Final answer
    x = 389,816.72

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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.