Home / 910,630.69-1,366,012.25-349,665.19

Finding the Fourth Proportional to 910,630.69, 1,366,012.25 and 349,665.19

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Solution

The fourth proportional to 910,630.69, 1,366,012.25 and 349,665.19 is: 524,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,630.69 : 1,366,012.25 = 349,665.19 : x
  2. Step 2: Convert to fraction form
    910,630.69/1,366,012.25 = 349,665.19/x
  3. Step 3: Cross multiply
    910,630.69x = 1,366,012.25 × 349,665.19
  4. Step 4: Simplify right side
    910,630.69x = 477,646,929,086.47
  5. Step 5: Solve for x
    x = 477,646,929,086.47/910,630.69
  6. Step 6: Final answer
    x = 524,523.21

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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.