Home / 770,835.20-1,154,697.60-534,444.80

Finding the Fourth Proportional to 770,835.20, 1,154,697.60 and 534,444.80

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Solution

The fourth proportional to 770,835.20, 1,154,697.60 and 534,444.80 is: 800,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,835.20 : 1,154,697.60 = 534,444.80 : x
  2. Step 2: Convert to fraction form
    770,835.20/1,154,697.60 = 534,444.80/x
  3. Step 3: Cross multiply
    770,835.20x = 1,154,697.60 × 534,444.80
  4. Step 4: Simplify right side
    770,835.20x = 617,122,127,892.48
  5. Step 5: Solve for x
    x = 617,122,127,892.48/770,835.20
  6. Step 6: Final answer
    x = 800,588.93

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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.