Home / 349,176.20-522,986.70-302,520.20

Finding the Fourth Proportional to 349,176.20, 522,986.70 and 302,520.20

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Solution

The fourth proportional to 349,176.20, 522,986.70 and 302,520.20 is: 453,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,176.20 : 522,986.70 = 302,520.20 : x
  2. Step 2: Convert to fraction form
    349,176.20/522,986.70 = 302,520.20/x
  3. Step 3: Cross multiply
    349,176.20x = 522,986.70 × 302,520.20
  4. Step 4: Simplify right side
    349,176.20x = 158,214,041,081.34
  5. Step 5: Solve for x
    x = 158,214,041,081.34/349,176.20
  6. Step 6: Final answer
    x = 453,106.60

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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.