Home / 675,444.24-931,984.49-385,043.10

Finding the Fourth Proportional to 675,444.24, 931,984.49 and 385,043.10

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Solution

The fourth proportional to 675,444.24, 931,984.49 and 385,043.10 is: 531,286.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,444.24 : 931,984.49 = 385,043.10 : x
  2. Step 2: Convert to fraction form
    675,444.24/931,984.49 = 385,043.10/x
  3. Step 3: Cross multiply
    675,444.24x = 931,984.49 × 385,043.10
  4. Step 4: Simplify right side
    675,444.24x = 358,854,197,181.52
  5. Step 5: Solve for x
    x = 358,854,197,181.52/675,444.24
  6. Step 6: Final answer
    x = 531,286.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.