Home / 557,374.14-769,175.73-302,725.53

Finding the Fourth Proportional to 557,374.14, 769,175.73 and 302,725.53

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Solution

The fourth proportional to 557,374.14, 769,175.73 and 302,725.53 is: 417,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,374.14 : 769,175.73 = 302,725.53 : x
  2. Step 2: Convert to fraction form
    557,374.14/769,175.73 = 302,725.53/x
  3. Step 3: Cross multiply
    557,374.14x = 769,175.73 × 302,725.53
  4. Step 4: Simplify right side
    557,374.14x = 232,849,130,527.39
  5. Step 5: Solve for x
    x = 232,849,130,527.39/557,374.14
  6. Step 6: Final answer
    x = 417,760.91

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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.