Home / 347,675.10-521,512.65-223,259.10

Finding the Fourth Proportional to 347,675.10, 521,512.65 and 223,259.10

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Solution

The fourth proportional to 347,675.10, 521,512.65 and 223,259.10 is: 334,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,675.10 : 521,512.65 = 223,259.10 : x
  2. Step 2: Convert to fraction form
    347,675.10/521,512.65 = 223,259.10/x
  3. Step 3: Cross multiply
    347,675.10x = 521,512.65 × 223,259.10
  4. Step 4: Simplify right side
    347,675.10x = 116,432,444,877.62
  5. Step 5: Solve for x
    x = 116,432,444,877.62/347,675.10
  6. Step 6: Final answer
    x = 334,888.65

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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.