Home / 459,117.20-633,400.32-265,489.28

Finding the Fourth Proportional to 459,117.20, 633,400.32 and 265,489.28

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Solution

The fourth proportional to 459,117.20, 633,400.32 and 265,489.28 is: 366,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,117.20 : 633,400.32 = 265,489.28 : x
  2. Step 2: Convert to fraction form
    459,117.20/633,400.32 = 265,489.28/x
  3. Step 3: Cross multiply
    459,117.20x = 633,400.32 × 265,489.28
  4. Step 4: Simplify right side
    459,117.20x = 168,160,994,908.57
  5. Step 5: Solve for x
    x = 168,160,994,908.57/459,117.20
  6. Step 6: Final answer
    x = 366,270.30

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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.