Home / 542,935.77-749,341.31-301,295.94

Finding the Fourth Proportional to 542,935.77, 749,341.31 and 301,295.94

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Solution

The fourth proportional to 542,935.77, 749,341.31 and 301,295.94 is: 415,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,935.77 : 749,341.31 = 301,295.94 : x
  2. Step 2: Convert to fraction form
    542,935.77/749,341.31 = 301,295.94/x
  3. Step 3: Cross multiply
    542,935.77x = 749,341.31 × 301,295.94
  4. Step 4: Simplify right side
    542,935.77x = 225,773,492,870.80
  5. Step 5: Solve for x
    x = 225,773,492,870.80/542,935.77
  6. Step 6: Final answer
    x = 415,838.31

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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.