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Finding the Fourth Proportional to 384,492.29, 526,745.66 and 370,116.80

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Solution

The fourth proportional to 384,492.29, 526,745.66 and 370,116.80 is: 507,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,492.29 : 526,745.66 = 370,116.80 : x
  2. Step 2: Convert to fraction form
    384,492.29/526,745.66 = 370,116.80/x
  3. Step 3: Cross multiply
    384,492.29x = 526,745.66 × 370,116.80
  4. Step 4: Simplify right side
    384,492.29x = 194,957,417,167.80
  5. Step 5: Solve for x
    x = 194,957,417,167.80/384,492.29
  6. Step 6: Final answer
    x = 507,051.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.