Home / 290,799.04-401,304.36-163,473.52

Finding the Fourth Proportional to 290,799.04, 401,304.36 and 163,473.52

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Solution

The fourth proportional to 290,799.04, 401,304.36 and 163,473.52 is: 225,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,799.04 : 401,304.36 = 163,473.52 : x
  2. Step 2: Convert to fraction form
    290,799.04/401,304.36 = 163,473.52/x
  3. Step 3: Cross multiply
    290,799.04x = 401,304.36 × 163,473.52
  4. Step 4: Simplify right side
    290,799.04x = 65,602,636,320.55
  5. Step 5: Solve for x
    x = 65,602,636,320.55/290,799.04
  6. Step 6: Final answer
    x = 225,594.40

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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.