Home / 1,018,882.20-1,528,229.60-344,886.47

Finding the Fourth Proportional to 1,018,882.20, 1,528,229.60 and 344,886.47

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Solution

The fourth proportional to 1,018,882.20, 1,528,229.60 and 344,886.47 is: 517,297.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,882.20 : 1,528,229.60 = 344,886.47 : x
  2. Step 2: Convert to fraction form
    1,018,882.20/1,528,229.60 = 344,886.47/x
  3. Step 3: Cross multiply
    1,018,882.20x = 1,528,229.60 × 344,886.47
  4. Step 4: Simplify right side
    1,018,882.20x = 527,065,709,752.12
  5. Step 5: Solve for x
    x = 527,065,709,752.12/1,018,882.20
  6. Step 6: Final answer
    x = 517,297.98

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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.