Home / 334,931.31-462,178.40-191,658.51

Finding the Fourth Proportional to 334,931.31, 462,178.40 and 191,658.51

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Solution

The fourth proportional to 334,931.31, 462,178.40 and 191,658.51 is: 264,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,931.31 : 462,178.40 = 191,658.51 : x
  2. Step 2: Convert to fraction form
    334,931.31/462,178.40 = 191,658.51/x
  3. Step 3: Cross multiply
    334,931.31x = 462,178.40 × 191,658.51
  4. Step 4: Simplify right side
    334,931.31x = 88,580,422,539.89
  5. Step 5: Solve for x
    x = 88,580,422,539.89/334,931.31
  6. Step 6: Final answer
    x = 264,473.40

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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.