Home / 758,767.68-1,047,097.26-419,233.50

Finding the Fourth Proportional to 758,767.68, 1,047,097.26 and 419,233.50

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Solution

The fourth proportional to 758,767.68, 1,047,097.26 and 419,233.50 is: 578,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,767.68 : 1,047,097.26 = 419,233.50 : x
  2. Step 2: Convert to fraction form
    758,767.68/1,047,097.26 = 419,233.50/x
  3. Step 3: Cross multiply
    758,767.68x = 1,047,097.26 × 419,233.50
  4. Step 4: Simplify right side
    758,767.68x = 438,978,249,150.21
  5. Step 5: Solve for x
    x = 438,978,249,150.21/758,767.68
  6. Step 6: Final answer
    x = 578,541.05

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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.