Home / 417,212.82-575,848.98-245,151

Finding the Fourth Proportional to 417,212.82, 575,848.98 and 245,151

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Solution

The fourth proportional to 417,212.82, 575,848.98 and 245,151 is: 338,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,212.82 : 575,848.98 = 245,151 : x
  2. Step 2: Convert to fraction form
    417,212.82/575,848.98 = 245,151/x
  3. Step 3: Cross multiply
    417,212.82x = 575,848.98 × 245,151
  4. Step 4: Simplify right side
    417,212.82x = 141,169,953,295.98
  5. Step 5: Solve for x
    x = 141,169,953,295.98/417,212.82
  6. Step 6: Final answer
    x = 338,364.37

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1.5x scale

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.