Home / 357,588.03-493,252.59-212,295.20

Finding the Fourth Proportional to 357,588.03, 493,252.59 and 212,295.20

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Solution

The fourth proportional to 357,588.03, 493,252.59 and 212,295.20 is: 292,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,588.03 : 493,252.59 = 212,295.20 : x
  2. Step 2: Convert to fraction form
    357,588.03/493,252.59 = 212,295.20/x
  3. Step 3: Cross multiply
    357,588.03x = 493,252.59 × 212,295.20
  4. Step 4: Simplify right side
    357,588.03x = 104,715,154,778.31
  5. Step 5: Solve for x
    x = 104,715,154,778.31/357,588.03
  6. Step 6: Final answer
    x = 292,837.42

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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.