Home / 707,115.06-975,821.31-384,829.02

Finding the Fourth Proportional to 707,115.06, 975,821.31 and 384,829.02

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Solution

The fourth proportional to 707,115.06, 975,821.31 and 384,829.02 is: 531,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,115.06 : 975,821.31 = 384,829.02 : x
  2. Step 2: Convert to fraction form
    707,115.06/975,821.31 = 384,829.02/x
  3. Step 3: Cross multiply
    707,115.06x = 975,821.31 × 384,829.02
  4. Step 4: Simplify right side
    707,115.06x = 375,524,358,422.42
  5. Step 5: Solve for x
    x = 375,524,358,422.42/707,115.06
  6. Step 6: Final answer
    x = 531,065.42

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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.