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Finding the Fourth Proportional to 501,797.91, 692,483.21 and 272,355.53

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Solution

The fourth proportional to 501,797.91, 692,483.21 and 272,355.53 is: 375,851.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,797.91 : 692,483.21 = 272,355.53 : x
  2. Step 2: Convert to fraction form
    501,797.91/692,483.21 = 272,355.53/x
  3. Step 3: Cross multiply
    501,797.91x = 692,483.21 × 272,355.53
  4. Step 4: Simplify right side
    501,797.91x = 188,601,626,851.46
  5. Step 5: Solve for x
    x = 188,601,626,851.46/501,797.91
  6. Step 6: Final answer
    x = 375,851.76

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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.