Home / 673,777.40-1,010,666.10-448,407.05

Finding the Fourth Proportional to 673,777.40, 1,010,666.10 and 448,407.05

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Solution

The fourth proportional to 673,777.40, 1,010,666.10 and 448,407.05 is: 672,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,777.40 : 1,010,666.10 = 448,407.05 : x
  2. Step 2: Convert to fraction form
    673,777.40/1,010,666.10 = 448,407.05/x
  3. Step 3: Cross multiply
    673,777.40x = 1,010,666.10 × 448,407.05
  4. Step 4: Simplify right side
    673,777.40x = 453,189,804,436.01
  5. Step 5: Solve for x
    x = 453,189,804,436.01/673,777.40
  6. Step 6: Final answer
    x = 672,610.58

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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.