Home / 245,501.34-338,710.40-200,101.26

Finding the Fourth Proportional to 245,501.34, 338,710.40 and 200,101.26

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Solution

The fourth proportional to 245,501.34, 338,710.40 and 200,101.26 is: 276,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,501.34 : 338,710.40 = 200,101.26 : x
  2. Step 2: Convert to fraction form
    245,501.34/338,710.40 = 200,101.26/x
  3. Step 3: Cross multiply
    245,501.34x = 338,710.40 × 200,101.26
  4. Step 4: Simplify right side
    245,501.34x = 67,776,377,815.10
  5. Step 5: Solve for x
    x = 67,776,377,815.10/245,501.34
  6. Step 6: Final answer
    x = 276,073.35

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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.