Home / 349,416.85-524,248.27-172,048.45

Finding the Fourth Proportional to 349,416.85, 524,248.27 and 172,048.45

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Solution

The fourth proportional to 349,416.85, 524,248.27 and 172,048.45 is: 258,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,416.85 : 524,248.27 = 172,048.45 : x
  2. Step 2: Convert to fraction form
    349,416.85/524,248.27 = 172,048.45/x
  3. Step 3: Cross multiply
    349,416.85x = 524,248.27 × 172,048.45
  4. Step 4: Simplify right side
    349,416.85x = 90,196,101,408.44
  5. Step 5: Solve for x
    x = 90,196,101,408.44/349,416.85
  6. Step 6: Final answer
    x = 258,133.23

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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.