Home / 1,035,949.32-1,553,921.82-326,039.40

Finding the Fourth Proportional to 1,035,949.32, 1,553,921.82 and 326,039.40

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Solution

The fourth proportional to 1,035,949.32, 1,553,921.82 and 326,039.40 is: 489,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,949.32 : 1,553,921.82 = 326,039.40 : x
  2. Step 2: Convert to fraction form
    1,035,949.32/1,553,921.82 = 326,039.40/x
  3. Step 3: Cross multiply
    1,035,949.32x = 1,553,921.82 × 326,039.40
  4. Step 4: Simplify right side
    1,035,949.32x = 506,639,737,839.71
  5. Step 5: Solve for x
    x = 506,639,737,839.71/1,035,949.32
  6. Step 6: Final answer
    x = 489,058.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.