Home / 341,402.10-512,686.35-223,595.70

Finding the Fourth Proportional to 341,402.10, 512,686.35 and 223,595.70

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Solution

The fourth proportional to 341,402.10, 512,686.35 and 223,595.70 is: 335,775.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,402.10 : 512,686.35 = 223,595.70 : x
  2. Step 2: Convert to fraction form
    341,402.10/512,686.35 = 223,595.70/x
  3. Step 3: Cross multiply
    341,402.10x = 512,686.35 × 223,595.70
  4. Step 4: Simplify right side
    341,402.10x = 114,634,463,308.70
  5. Step 5: Solve for x
    x = 114,634,463,308.70/341,402.10
  6. Step 6: Final answer
    x = 335,775.51

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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.