Home / 998,632.67-1,497,959.93-288,666.86

Finding the Fourth Proportional to 998,632.67, 1,497,959.93 and 288,666.86

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Solution

The fourth proportional to 998,632.67, 1,497,959.93 and 288,666.86 is: 433,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,632.67 : 1,497,959.93 = 288,666.86 : x
  2. Step 2: Convert to fraction form
    998,632.67/1,497,959.93 = 288,666.86/x
  3. Step 3: Cross multiply
    998,632.67x = 1,497,959.93 × 288,666.86
  4. Step 4: Simplify right side
    998,632.67x = 432,411,382,630.79
  5. Step 5: Solve for x
    x = 432,411,382,630.79/998,632.67
  6. Step 6: Final answer
    x = 433,003.44

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1.5x scale

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.