Home / 704,949.05-1,055,602.47-486,532.89

Finding the Fourth Proportional to 704,949.05, 1,055,602.47 and 486,532.89

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Solution

The fourth proportional to 704,949.05, 1,055,602.47 and 486,532.89 is: 728,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,949.05 : 1,055,602.47 = 486,532.89 : x
  2. Step 2: Convert to fraction form
    704,949.05/1,055,602.47 = 486,532.89/x
  3. Step 3: Cross multiply
    704,949.05x = 1,055,602.47 × 486,532.89
  4. Step 4: Simplify right side
    704,949.05x = 513,585,316,423.04
  5. Step 5: Solve for x
    x = 513,585,316,423.04/704,949.05
  6. Step 6: Final answer
    x = 728,542.46

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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.