Home / 304,828.02-457,263.90-105,145.47

Finding the Fourth Proportional to 304,828.02, 457,263.90 and 105,145.47

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Solution

The fourth proportional to 304,828.02, 457,263.90 and 105,145.47 is: 157,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,828.02 : 457,263.90 = 105,145.47 : x
  2. Step 2: Convert to fraction form
    304,828.02/457,263.90 = 105,145.47/x
  3. Step 3: Cross multiply
    304,828.02x = 457,263.90 × 105,145.47
  4. Step 4: Simplify right side
    304,828.02x = 48,079,227,679.53
  5. Step 5: Solve for x
    x = 48,079,227,679.53/304,828.02
  6. Step 6: Final answer
    x = 157,725.75

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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.