Home / 1,007,998.02-1,391,034.06-555,289.02

Finding the Fourth Proportional to 1,007,998.02, 1,391,034.06 and 555,289.02

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Solution

The fourth proportional to 1,007,998.02, 1,391,034.06 and 555,289.02 is: 766,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,998.02 : 1,391,034.06 = 555,289.02 : x
  2. Step 2: Convert to fraction form
    1,007,998.02/1,391,034.06 = 555,289.02/x
  3. Step 3: Cross multiply
    1,007,998.02x = 1,391,034.06 × 555,289.02
  4. Step 4: Simplify right side
    1,007,998.02x = 772,425,939,964.02
  5. Step 5: Solve for x
    x = 772,425,939,964.02/1,007,998.02
  6. Step 6: Final answer
    x = 766,297.08

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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.