Home / 822,328.40-1,233,492.60-790,835.60

Finding the Fourth Proportional to 822,328.40, 1,233,492.60 and 790,835.60

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Solution

The fourth proportional to 822,328.40, 1,233,492.60 and 790,835.60 is: 1,186,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,328.40 : 1,233,492.60 = 790,835.60 : x
  2. Step 2: Convert to fraction form
    822,328.40/1,233,492.60 = 790,835.60/x
  3. Step 3: Cross multiply
    822,328.40x = 1,233,492.60 × 790,835.60
  4. Step 4: Simplify right side
    822,328.40x = 975,489,860,416.56
  5. Step 5: Solve for x
    x = 975,489,860,416.56/822,328.40
  6. Step 6: Final answer
    x = 1,186,253.40

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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.