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Finding the Fourth Proportional to 535,055.49, 738,376.35 and 293,332.88

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Solution

The fourth proportional to 535,055.49, 738,376.35 and 293,332.88 is: 404,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,055.49 : 738,376.35 = 293,332.88 : x
  2. Step 2: Convert to fraction form
    535,055.49/738,376.35 = 293,332.88/x
  3. Step 3: Cross multiply
    535,055.49x = 738,376.35 × 293,332.88
  4. Step 4: Simplify right side
    535,055.49x = 216,590,057,577.51
  5. Step 5: Solve for x
    x = 216,590,057,577.51/535,055.49
  6. Step 6: Final answer
    x = 404,799.24

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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.