Home / 297,981.90-446,962.88-129,502.23

Finding the Fourth Proportional to 297,981.90, 446,962.88 and 129,502.23

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Solution

The fourth proportional to 297,981.90, 446,962.88 and 129,502.23 is: 194,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,981.90 : 446,962.88 = 129,502.23 : x
  2. Step 2: Convert to fraction form
    297,981.90/446,962.88 = 129,502.23/x
  3. Step 3: Cross multiply
    297,981.90x = 446,962.88 × 129,502.23
  4. Step 4: Simplify right side
    297,981.90x = 57,882,689,039.71
  5. Step 5: Solve for x
    x = 57,882,689,039.71/297,981.90
  6. Step 6: Final answer
    x = 194,249.01

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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.