Home / 376,946.34-520,189.98-204,864.30

Finding the Fourth Proportional to 376,946.34, 520,189.98 and 204,864.30

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Solution

The fourth proportional to 376,946.34, 520,189.98 and 204,864.30 is: 282,714.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,946.34 : 520,189.98 = 204,864.30 : x
  2. Step 2: Convert to fraction form
    376,946.34/520,189.98 = 204,864.30/x
  3. Step 3: Cross multiply
    376,946.34x = 520,189.98 × 204,864.30
  4. Step 4: Simplify right side
    376,946.34x = 106,568,353,518.76
  5. Step 5: Solve for x
    x = 106,568,353,518.76/376,946.34
  6. Step 6: Final answer
    x = 282,714.92

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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.