Home / 386,184.48-578,522.58-183,492.12

Finding the Fourth Proportional to 386,184.48, 578,522.58 and 183,492.12

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Solution

The fourth proportional to 386,184.48, 578,522.58 and 183,492.12 is: 274,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,184.48 : 578,522.58 = 183,492.12 : x
  2. Step 2: Convert to fraction form
    386,184.48/578,522.58 = 183,492.12/x
  3. Step 3: Cross multiply
    386,184.48x = 578,522.58 × 183,492.12
  4. Step 4: Simplify right side
    386,184.48x = 106,154,334,672.07
  5. Step 5: Solve for x
    x = 106,154,334,672.07/386,184.48
  6. Step 6: Final answer
    x = 274,879.86

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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.