Home / 570,795.29-787,398.90-352,934.36

Finding the Fourth Proportional to 570,795.29, 787,398.90 and 352,934.36

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Solution

The fourth proportional to 570,795.29, 787,398.90 and 352,934.36 is: 486,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,795.29 : 787,398.90 = 352,934.36 : x
  2. Step 2: Convert to fraction form
    570,795.29/787,398.90 = 352,934.36/x
  3. Step 3: Cross multiply
    570,795.29x = 787,398.90 × 352,934.36
  4. Step 4: Simplify right side
    570,795.29x = 277,900,126,836.20
  5. Step 5: Solve for x
    x = 277,900,126,836.20/570,795.29
  6. Step 6: Final answer
    x = 486,864.79

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1.5x scale

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.