Home / 803,943.69-1,210,728.55-732,199.15

Finding the Fourth Proportional to 803,943.69, 1,210,728.55 and 732,199.15

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Solution

The fourth proportional to 803,943.69, 1,210,728.55 and 732,199.15 is: 1,102,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,943.69 : 1,210,728.55 = 732,199.15 : x
  2. Step 2: Convert to fraction form
    803,943.69/1,210,728.55 = 732,199.15/x
  3. Step 3: Cross multiply
    803,943.69x = 1,210,728.55 × 732,199.15
  4. Step 4: Simplify right side
    803,943.69x = 886,494,415,190.73
  5. Step 5: Solve for x
    x = 886,494,415,190.73/803,943.69
  6. Step 6: Final answer
    x = 1,102,682.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.