Home / 447,195.96-617,074.27-302,316.91

Finding the Fourth Proportional to 447,195.96, 617,074.27 and 302,316.91

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Solution

The fourth proportional to 447,195.96, 617,074.27 and 302,316.91 is: 417,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,195.96 : 617,074.27 = 302,316.91 : x
  2. Step 2: Convert to fraction form
    447,195.96/617,074.27 = 302,316.91/x
  3. Step 3: Cross multiply
    447,195.96x = 617,074.27 × 302,316.91
  4. Step 4: Simplify right side
    447,195.96x = 186,551,984,248.43
  5. Step 5: Solve for x
    x = 186,551,984,248.43/447,195.96
  6. Step 6: Final answer
    x = 417,159.37

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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.