Home / 748,599.72-1,122,956.70-249,963.72

Finding the Fourth Proportional to 748,599.72, 1,122,956.70 and 249,963.72

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Solution

The fourth proportional to 748,599.72, 1,122,956.70 and 249,963.72 is: 374,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,599.72 : 1,122,956.70 = 249,963.72 : x
  2. Step 2: Convert to fraction form
    748,599.72/1,122,956.70 = 249,963.72/x
  3. Step 3: Cross multiply
    748,599.72x = 1,122,956.70 × 249,963.72
  4. Step 4: Simplify right side
    748,599.72x = 280,698,434,130.92
  5. Step 5: Solve for x
    x = 280,698,434,130.92/748,599.72
  6. Step 6: Final answer
    x = 374,964.65

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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.