Home / 710,797.07-1,066,382.62-255,434.31

Finding the Fourth Proportional to 710,797.07, 1,066,382.62 and 255,434.31

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Solution

The fourth proportional to 710,797.07, 1,066,382.62 and 255,434.31 is: 383,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,797.07 : 1,066,382.62 = 255,434.31 : x
  2. Step 2: Convert to fraction form
    710,797.07/1,066,382.62 = 255,434.31/x
  3. Step 3: Cross multiply
    710,797.07x = 1,066,382.62 × 255,434.31
  4. Step 4: Simplify right side
    710,797.07x = 272,390,708,097.11
  5. Step 5: Solve for x
    x = 272,390,708,097.11/710,797.07
  6. Step 6: Final answer
    x = 383,218.67

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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.