Home / 824,999.60-1,237,614.60-351,681.20

Finding the Fourth Proportional to 824,999.60, 1,237,614.60 and 351,681.20

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Solution

The fourth proportional to 824,999.60, 1,237,614.60 and 351,681.20 is: 527,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,999.60 : 1,237,614.60 = 351,681.20 : x
  2. Step 2: Convert to fraction form
    824,999.60/1,237,614.60 = 351,681.20/x
  3. Step 3: Cross multiply
    824,999.60x = 1,237,614.60 × 351,681.20
  4. Step 4: Simplify right side
    824,999.60x = 435,245,787,665.52
  5. Step 5: Solve for x
    x = 435,245,787,665.52/824,999.60
  6. Step 6: Final answer
    x = 527,570.91

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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.