Home / 376,421.04-519,461.44-204,338.93

Finding the Fourth Proportional to 376,421.04, 519,461.44 and 204,338.93

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Solution

The fourth proportional to 376,421.04, 519,461.44 and 204,338.93 is: 281,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,421.04 : 519,461.44 = 204,338.93 : x
  2. Step 2: Convert to fraction form
    376,421.04/519,461.44 = 204,338.93/x
  3. Step 3: Cross multiply
    376,421.04x = 519,461.44 × 204,338.93
  4. Step 4: Simplify right side
    376,421.04x = 106,146,191,717.71
  5. Step 5: Solve for x
    x = 106,146,191,717.71/376,421.04
  6. Step 6: Final answer
    x = 281,987.93

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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.