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Finding the Fourth Proportional to 306,364.80, 459,547.36 and 96,019.12

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Solution

The fourth proportional to 306,364.80, 459,547.36 and 96,019.12 is: 144,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,364.80 : 459,547.36 = 96,019.12 : x
  2. Step 2: Convert to fraction form
    306,364.80/459,547.36 = 96,019.12/x
  3. Step 3: Cross multiply
    306,364.80x = 459,547.36 × 96,019.12
  4. Step 4: Simplify right side
    306,364.80x = 44,125,333,105.52
  5. Step 5: Solve for x
    x = 44,125,333,105.52/306,364.80
  6. Step 6: Final answer
    x = 144,028.73

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1.5x scale

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.