Home / 850,911.92-1,174,258.45-468,938.70

Finding the Fourth Proportional to 850,911.92, 1,174,258.45 and 468,938.70

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Solution

The fourth proportional to 850,911.92, 1,174,258.45 and 468,938.70 is: 647,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,911.92 : 1,174,258.45 = 468,938.70 : x
  2. Step 2: Convert to fraction form
    850,911.92/1,174,258.45 = 468,938.70/x
  3. Step 3: Cross multiply
    850,911.92x = 1,174,258.45 × 468,938.70
  4. Step 4: Simplify right side
    850,911.92x = 550,655,235,557.91
  5. Step 5: Solve for x
    x = 550,655,235,557.91/850,911.92
  6. Step 6: Final answer
    x = 647,135.41

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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.