Home / 722,460.49-1,082,908.55-469,921.45

Finding the Fourth Proportional to 722,460.49, 1,082,908.55 and 469,921.45

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Solution

The fourth proportional to 722,460.49, 1,082,908.55 and 469,921.45 is: 704,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,460.49 : 1,082,908.55 = 469,921.45 : x
  2. Step 2: Convert to fraction form
    722,460.49/1,082,908.55 = 469,921.45/x
  3. Step 3: Cross multiply
    722,460.49x = 1,082,908.55 × 469,921.45
  4. Step 4: Simplify right side
    722,460.49x = 508,881,957,795.75
  5. Step 5: Solve for x
    x = 508,881,957,795.75/722,460.49
  6. Step 6: Final answer
    x = 704,373.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.