Home / 964,916.88-1,331,744.72-535,335.40

Finding the Fourth Proportional to 964,916.88, 1,331,744.72 and 535,335.40

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Solution

The fourth proportional to 964,916.88, 1,331,744.72 and 535,335.40 is: 738,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,916.88 : 1,331,744.72 = 535,335.40 : x
  2. Step 2: Convert to fraction form
    964,916.88/1,331,744.72 = 535,335.40/x
  3. Step 3: Cross multiply
    964,916.88x = 1,331,744.72 × 535,335.40
  4. Step 4: Simplify right side
    964,916.88x = 712,930,092,379.09
  5. Step 5: Solve for x
    x = 712,930,092,379.09/964,916.88
  6. Step 6: Final answer
    x = 738,851.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.