Home / 758,721.87-1,046,946.60-452,741.54

Finding the Fourth Proportional to 758,721.87, 1,046,946.60 and 452,741.54

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Solution

The fourth proportional to 758,721.87, 1,046,946.60 and 452,741.54 is: 624,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,721.87 : 1,046,946.60 = 452,741.54 : x
  2. Step 2: Convert to fraction form
    758,721.87/1,046,946.60 = 452,741.54/x
  3. Step 3: Cross multiply
    758,721.87x = 1,046,946.60 × 452,741.54
  4. Step 4: Simplify right side
    758,721.87x = 473,996,210,747.03
  5. Step 5: Solve for x
    x = 473,996,210,747.03/758,721.87
  6. Step 6: Final answer
    x = 624,729.86

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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.