Home / 966,763.78-1,450,219.47-292,900.89

Finding the Fourth Proportional to 966,763.78, 1,450,219.47 and 292,900.89

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Solution

The fourth proportional to 966,763.78, 1,450,219.47 and 292,900.89 is: 439,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,763.78 : 1,450,219.47 = 292,900.89 : x
  2. Step 2: Convert to fraction form
    966,763.78/1,450,219.47 = 292,900.89/x
  3. Step 3: Cross multiply
    966,763.78x = 1,450,219.47 × 292,900.89
  4. Step 4: Simplify right side
    966,763.78x = 424,770,571,993.82
  5. Step 5: Solve for x
    x = 424,770,571,993.82/966,763.78
  6. Step 6: Final answer
    x = 439,373.69

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Double scale
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1.5x scale

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.