Home / 645,300.24-968,376.76-303,841.33

Finding the Fourth Proportional to 645,300.24, 968,376.76 and 303,841.33

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Solution

The fourth proportional to 645,300.24, 968,376.76 and 303,841.33 is: 455,962.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,300.24 : 968,376.76 = 303,841.33 : x
  2. Step 2: Convert to fraction form
    645,300.24/968,376.76 = 303,841.33/x
  3. Step 3: Cross multiply
    645,300.24x = 968,376.76 × 303,841.33
  4. Step 4: Simplify right side
    645,300.24x = 294,232,879,518.95
  5. Step 5: Solve for x
    x = 294,232,879,518.95/645,300.24
  6. Step 6: Final answer
    x = 455,962.76

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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.