Home / 946,817.79-1,306,616.90-538,945.89

Finding the Fourth Proportional to 946,817.79, 1,306,616.90 and 538,945.89

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Solution

The fourth proportional to 946,817.79, 1,306,616.90 and 538,945.89 is: 743,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,817.79 : 1,306,616.90 = 538,945.89 : x
  2. Step 2: Convert to fraction form
    946,817.79/1,306,616.90 = 538,945.89/x
  3. Step 3: Cross multiply
    946,817.79x = 1,306,616.90 × 538,945.89
  4. Step 4: Simplify right side
    946,817.79x = 704,195,800,465.00
  5. Step 5: Solve for x
    x = 704,195,800,465.00/946,817.79
  6. Step 6: Final answer
    x = 743,750.08

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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.