Home / 459,015.23-688,521.92-122,055.93

Finding the Fourth Proportional to 459,015.23, 688,521.92 and 122,055.93

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Solution

The fourth proportional to 459,015.23, 688,521.92 and 122,055.93 is: 183,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,015.23 : 688,521.92 = 122,055.93 : x
  2. Step 2: Convert to fraction form
    459,015.23/688,521.92 = 122,055.93/x
  3. Step 3: Cross multiply
    459,015.23x = 688,521.92 × 122,055.93
  4. Step 4: Simplify right side
    459,015.23x = 84,038,182,660.71
  5. Step 5: Solve for x
    x = 84,038,182,660.71/459,015.23
  6. Step 6: Final answer
    x = 183,083.65

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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.