Home / 502,073.91-692,859.45-272,629.19

Finding the Fourth Proportional to 502,073.91, 692,859.45 and 272,629.19

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Solution

The fourth proportional to 502,073.91, 692,859.45 and 272,629.19 is: 376,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,073.91 : 692,859.45 = 272,629.19 : x
  2. Step 2: Convert to fraction form
    502,073.91/692,859.45 = 272,629.19/x
  3. Step 3: Cross multiply
    502,073.91x = 692,859.45 × 272,629.19
  4. Step 4: Simplify right side
    502,073.91x = 188,893,710,637.35
  5. Step 5: Solve for x
    x = 188,893,710,637.35/502,073.91
  6. Step 6: Final answer
    x = 376,226.90

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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.