Home / 459,047.24-633,444.80-255,085.20

Finding the Fourth Proportional to 459,047.24, 633,444.80 and 255,085.20

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Solution

The fourth proportional to 459,047.24, 633,444.80 and 255,085.20 is: 351,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,047.24 : 633,444.80 = 255,085.20 : x
  2. Step 2: Convert to fraction form
    459,047.24/633,444.80 = 255,085.20/x
  3. Step 3: Cross multiply
    459,047.24x = 633,444.80 × 255,085.20
  4. Step 4: Simplify right side
    459,047.24x = 161,582,393,496.96
  5. Step 5: Solve for x
    x = 161,582,393,496.96/459,047.24
  6. Step 6: Final answer
    x = 351,995.13

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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.