Home / 363,070.96-501,008.15-210,120.35

Finding the Fourth Proportional to 363,070.96, 501,008.15 and 210,120.35

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Solution

The fourth proportional to 363,070.96, 501,008.15 and 210,120.35 is: 289,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,070.96 : 501,008.15 = 210,120.35 : x
  2. Step 2: Convert to fraction form
    363,070.96/501,008.15 = 210,120.35/x
  3. Step 3: Cross multiply
    363,070.96x = 501,008.15 × 210,120.35
  4. Step 4: Simplify right side
    363,070.96x = 105,272,005,851.11
  5. Step 5: Solve for x
    x = 105,272,005,851.11/363,070.96
  6. Step 6: Final answer
    x = 289,948.85

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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.