Home / 1,009,257.62-1,514,178.63-299,302.74

Finding the Fourth Proportional to 1,009,257.62, 1,514,178.63 and 299,302.74

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Solution

The fourth proportional to 1,009,257.62, 1,514,178.63 and 299,302.74 is: 449,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,257.62 : 1,514,178.63 = 299,302.74 : x
  2. Step 2: Convert to fraction form
    1,009,257.62/1,514,178.63 = 299,302.74/x
  3. Step 3: Cross multiply
    1,009,257.62x = 1,514,178.63 × 299,302.74
  4. Step 4: Simplify right side
    1,009,257.62x = 453,197,812,808.45
  5. Step 5: Solve for x
    x = 453,197,812,808.45/1,009,257.62
  6. Step 6: Final answer
    x = 449,040.76

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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.