Home / 673,342.79-1,009,841.38-199,918.31

Finding the Fourth Proportional to 673,342.79, 1,009,841.38 and 199,918.31

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Solution

The fourth proportional to 673,342.79, 1,009,841.38 and 199,918.31 is: 299,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,342.79 : 1,009,841.38 = 199,918.31 : x
  2. Step 2: Convert to fraction form
    673,342.79/1,009,841.38 = 199,918.31/x
  3. Step 3: Cross multiply
    673,342.79x = 1,009,841.38 × 199,918.31
  4. Step 4: Simplify right side
    673,342.79x = 201,885,776,508.67
  5. Step 5: Solve for x
    x = 201,885,776,508.67/673,342.79
  6. Step 6: Final answer
    x = 299,826.15

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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.