Home / 1,029,981.36-1,544,676.72-310,392.72

Finding the Fourth Proportional to 1,029,981.36, 1,544,676.72 and 310,392.72

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Solution

The fourth proportional to 1,029,981.36, 1,544,676.72 and 310,392.72 is: 465,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,981.36 : 1,544,676.72 = 310,392.72 : x
  2. Step 2: Convert to fraction form
    1,029,981.36/1,544,676.72 = 310,392.72/x
  3. Step 3: Cross multiply
    1,029,981.36x = 1,544,676.72 × 310,392.72
  4. Step 4: Simplify right side
    1,029,981.36x = 479,456,408,641.48
  5. Step 5: Solve for x
    x = 479,456,408,641.48/1,029,981.36
  6. Step 6: Final answer
    x = 465,500.08

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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.