Home / 242,926.40-334,548.96-208,686.08

Finding the Fourth Proportional to 242,926.40, 334,548.96 and 208,686.08

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Solution

The fourth proportional to 242,926.40, 334,548.96 and 208,686.08 is: 287,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,926.40 : 334,548.96 = 208,686.08 : x
  2. Step 2: Convert to fraction form
    242,926.40/334,548.96 = 208,686.08/x
  3. Step 3: Cross multiply
    242,926.40x = 334,548.96 × 208,686.08
  4. Step 4: Simplify right side
    242,926.40x = 69,815,711,030.48
  5. Step 5: Solve for x
    x = 69,815,711,030.48/242,926.40
  6. Step 6: Final answer
    x = 287,394.50

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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.