Home / 313,985.10-433,302.53-170,748.26

Finding the Fourth Proportional to 313,985.10, 433,302.53 and 170,748.26

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Solution

The fourth proportional to 313,985.10, 433,302.53 and 170,748.26 is: 235,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,985.10 : 433,302.53 = 170,748.26 : x
  2. Step 2: Convert to fraction form
    313,985.10/433,302.53 = 170,748.26/x
  3. Step 3: Cross multiply
    313,985.10x = 433,302.53 × 170,748.26
  4. Step 4: Simplify right side
    313,985.10x = 73,985,650,030.84
  5. Step 5: Solve for x
    x = 73,985,650,030.84/313,985.10
  6. Step 6: Final answer
    x = 235,634.27

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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.