Home / 407,904.02-562,988.07-260,634.68

Finding the Fourth Proportional to 407,904.02, 562,988.07 and 260,634.68

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Solution

The fourth proportional to 407,904.02, 562,988.07 and 260,634.68 is: 359,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,904.02 : 562,988.07 = 260,634.68 : x
  2. Step 2: Convert to fraction form
    407,904.02/562,988.07 = 260,634.68/x
  3. Step 3: Cross multiply
    407,904.02x = 562,988.07 × 260,634.68
  4. Step 4: Simplify right side
    407,904.02x = 146,734,211,350.15
  5. Step 5: Solve for x
    x = 146,734,211,350.15/407,904.02
  6. Step 6: Final answer
    x = 359,727.30

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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.