Home / 459,521.84-634,172.28-268,556.24

Finding the Fourth Proportional to 459,521.84, 634,172.28 and 268,556.24

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Solution

The fourth proportional to 459,521.84, 634,172.28 and 268,556.24 is: 370,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,521.84 : 634,172.28 = 268,556.24 : x
  2. Step 2: Convert to fraction form
    459,521.84/634,172.28 = 268,556.24/x
  3. Step 3: Cross multiply
    459,521.84x = 634,172.28 × 268,556.24
  4. Step 4: Simplify right side
    459,521.84x = 170,310,923,029.03
  5. Step 5: Solve for x
    x = 170,310,923,029.03/459,521.84
  6. Step 6: Final answer
    x = 370,626.40

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1.5x scale

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.