Home / 964,836.72-1,331,554.32-535,255.20

Finding the Fourth Proportional to 964,836.72, 1,331,554.32 and 535,255.20

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Solution

The fourth proportional to 964,836.72, 1,331,554.32 and 535,255.20 is: 738,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,836.72 : 1,331,554.32 = 535,255.20 : x
  2. Step 2: Convert to fraction form
    964,836.72/1,331,554.32 = 535,255.20/x
  3. Step 3: Cross multiply
    964,836.72x = 1,331,554.32 × 535,255.20
  4. Step 4: Simplify right side
    964,836.72x = 712,721,373,862.46
  5. Step 5: Solve for x
    x = 712,721,373,862.46/964,836.72
  6. Step 6: Final answer
    x = 738,696.36

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1.5x scale

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.