Home / 1,009,425.64-1,514,144.70-299,459.56

Finding the Fourth Proportional to 1,009,425.64, 1,514,144.70 and 299,459.56

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Solution

The fourth proportional to 1,009,425.64, 1,514,144.70 and 299,459.56 is: 449,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,425.64 : 1,514,144.70 = 299,459.56 : x
  2. Step 2: Convert to fraction form
    1,009,425.64/1,514,144.70 = 299,459.56/x
  3. Step 3: Cross multiply
    1,009,425.64x = 1,514,144.70 × 299,459.56
  4. Step 4: Simplify right side
    1,009,425.64x = 453,425,105,638.33
  5. Step 5: Solve for x
    x = 453,425,105,638.33/1,009,425.64
  6. Step 6: Final answer
    x = 449,191.19

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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.