Home / 1,049,393.82-1,574,365.64-329,706.45

Finding the Fourth Proportional to 1,049,393.82, 1,574,365.64 and 329,706.45

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Solution

The fourth proportional to 1,049,393.82, 1,574,365.64 and 329,706.45 is: 494,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,393.82 : 1,574,365.64 = 329,706.45 : x
  2. Step 2: Convert to fraction form
    1,049,393.82/1,574,365.64 = 329,706.45/x
  3. Step 3: Cross multiply
    1,049,393.82x = 1,574,365.64 × 329,706.45
  4. Step 4: Simplify right side
    1,049,393.82x = 519,078,506,372.45
  5. Step 5: Solve for x
    x = 519,078,506,372.45/1,049,393.82
  6. Step 6: Final answer
    x = 494,646.05

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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.