Home / 968,224.86-1,336,048.02-538,435.62

Finding the Fourth Proportional to 968,224.86, 1,336,048.02 and 538,435.62

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Solution

The fourth proportional to 968,224.86, 1,336,048.02 and 538,435.62 is: 742,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,224.86 : 1,336,048.02 = 538,435.62 : x
  2. Step 2: Convert to fraction form
    968,224.86/1,336,048.02 = 538,435.62/x
  3. Step 3: Cross multiply
    968,224.86x = 1,336,048.02 × 538,435.62
  4. Step 4: Simplify right side
    968,224.86x = 719,375,843,998.47
  5. Step 5: Solve for x
    x = 719,375,843,998.47/968,224.86
  6. Step 6: Final answer
    x = 742,984.27

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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.