Home / 672,898.98-1,009,403.15-199,582.97

Finding the Fourth Proportional to 672,898.98, 1,009,403.15 and 199,582.97

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Solution

The fourth proportional to 672,898.98, 1,009,403.15 and 199,582.97 is: 299,390.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,898.98 : 1,009,403.15 = 199,582.97 : x
  2. Step 2: Convert to fraction form
    672,898.98/1,009,403.15 = 199,582.97/x
  3. Step 3: Cross multiply
    672,898.98x = 1,009,403.15 × 199,582.97
  4. Step 4: Simplify right side
    672,898.98x = 201,459,680,129.95
  5. Step 5: Solve for x
    x = 201,459,680,129.95/672,898.98
  6. Step 6: Final answer
    x = 299,390.68

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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.