Home / 998,628.16-1,497,953.17-288,662.35

Finding the Fourth Proportional to 998,628.16, 1,497,953.17 and 288,662.35

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Solution

The fourth proportional to 998,628.16, 1,497,953.17 and 288,662.35 is: 432,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,628.16 : 1,497,953.17 = 288,662.35 : x
  2. Step 2: Convert to fraction form
    998,628.16/1,497,953.17 = 288,662.35/x
  3. Step 3: Cross multiply
    998,628.16x = 1,497,953.17 × 288,662.35
  4. Step 4: Simplify right side
    998,628.16x = 432,402,674,752.38
  5. Step 5: Solve for x
    x = 432,402,674,752.38/998,628.16
  6. Step 6: Final answer
    x = 432,996.68

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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.