Home / 456,002.65-684,077.48-140,459.25

Finding the Fourth Proportional to 456,002.65, 684,077.48 and 140,459.25

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Solution

The fourth proportional to 456,002.65, 684,077.48 and 140,459.25 is: 210,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,002.65 : 684,077.48 = 140,459.25 : x
  2. Step 2: Convert to fraction form
    456,002.65/684,077.48 = 140,459.25/x
  3. Step 3: Cross multiply
    456,002.65x = 684,077.48 × 140,459.25
  4. Step 4: Simplify right side
    456,002.65x = 96,085,009,782.69
  5. Step 5: Solve for x
    x = 96,085,009,782.69/456,002.65
  6. Step 6: Final answer
    x = 210,711.52

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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.