Home / 508,280.32-701,449.02-304,291.93

Finding the Fourth Proportional to 508,280.32, 701,449.02 and 304,291.93

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Solution

The fourth proportional to 508,280.32, 701,449.02 and 304,291.93 is: 419,936.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,280.32 : 701,449.02 = 304,291.93 : x
  2. Step 2: Convert to fraction form
    508,280.32/701,449.02 = 304,291.93/x
  3. Step 3: Cross multiply
    508,280.32x = 701,449.02 × 304,291.93
  4. Step 4: Simplify right side
    508,280.32x = 213,445,276,092.41
  5. Step 5: Solve for x
    x = 213,445,276,092.41/508,280.32
  6. Step 6: Final answer
    x = 419,936.14

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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.