Home / 884,483.20-1,325,947.20-529,638.40

Finding the Fourth Proportional to 884,483.20, 1,325,947.20 and 529,638.40

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Solution

The fourth proportional to 884,483.20, 1,325,947.20 and 529,638.40 is: 793,991.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,483.20 : 1,325,947.20 = 529,638.40 : x
  2. Step 2: Convert to fraction form
    884,483.20/1,325,947.20 = 529,638.40/x
  3. Step 3: Cross multiply
    884,483.20x = 1,325,947.20 × 529,638.40
  4. Step 4: Simplify right side
    884,483.20x = 702,272,553,492.48
  5. Step 5: Solve for x
    x = 702,272,553,492.48/884,483.20
  6. Step 6: Final answer
    x = 793,991.96

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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.