Home / 557,025.14-768,693.93-302,376.35

Finding the Fourth Proportional to 557,025.14, 768,693.93 and 302,376.35

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Solution

The fourth proportional to 557,025.14, 768,693.93 and 302,376.35 is: 417,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,025.14 : 768,693.93 = 302,376.35 : x
  2. Step 2: Convert to fraction form
    557,025.14/768,693.93 = 302,376.35/x
  3. Step 3: Cross multiply
    557,025.14x = 768,693.93 × 302,376.35
  4. Step 4: Simplify right side
    557,025.14x = 232,434,864,820.56
  5. Step 5: Solve for x
    x = 232,434,864,820.56/557,025.14
  6. Step 6: Final answer
    x = 417,278.95

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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.