Home / 781,725.58-1,172,576.05-249,243.02

Finding the Fourth Proportional to 781,725.58, 1,172,576.05 and 249,243.02

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Solution

The fourth proportional to 781,725.58, 1,172,576.05 and 249,243.02 is: 373,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,725.58 : 1,172,576.05 = 249,243.02 : x
  2. Step 2: Convert to fraction form
    781,725.58/1,172,576.05 = 249,243.02/x
  3. Step 3: Cross multiply
    781,725.58x = 1,172,576.05 × 249,243.02
  4. Step 4: Simplify right side
    781,725.58x = 292,256,395,881.67
  5. Step 5: Solve for x
    x = 292,256,395,881.67/781,725.58
  6. Step 6: Final answer
    x = 373,860.60

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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.