Home / 777,533.97-1,073,001.86-433,391.72

Finding the Fourth Proportional to 777,533.97, 1,073,001.86 and 433,391.72

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Solution

The fourth proportional to 777,533.97, 1,073,001.86 and 433,391.72 is: 598,083.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,533.97 : 1,073,001.86 = 433,391.72 : x
  2. Step 2: Convert to fraction form
    777,533.97/1,073,001.86 = 433,391.72/x
  3. Step 3: Cross multiply
    777,533.97x = 1,073,001.86 × 433,391.72
  4. Step 4: Simplify right side
    777,533.97x = 465,030,114,136.63
  5. Step 5: Solve for x
    x = 465,030,114,136.63/777,533.97
  6. Step 6: Final answer
    x = 598,083.34

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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.