Home / 998,339.80-1,497,509.70-683,411.80

Finding the Fourth Proportional to 998,339.80, 1,497,509.70 and 683,411.80

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Solution

The fourth proportional to 998,339.80, 1,497,509.70 and 683,411.80 is: 1,025,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,339.80 : 1,497,509.70 = 683,411.80 : x
  2. Step 2: Convert to fraction form
    998,339.80/1,497,509.70 = 683,411.80/x
  3. Step 3: Cross multiply
    998,339.80x = 1,497,509.70 × 683,411.80
  4. Step 4: Simplify right side
    998,339.80x = 1,023,415,799,594.46
  5. Step 5: Solve for x
    x = 1,023,415,799,594.46/998,339.80
  6. Step 6: Final answer
    x = 1,025,117.70

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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.