Home / 802,056.80-1,203,344.40-536,117.60

Finding the Fourth Proportional to 802,056.80, 1,203,344.40 and 536,117.60

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Solution

The fourth proportional to 802,056.80, 1,203,344.40 and 536,117.60 is: 804,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,056.80 : 1,203,344.40 = 536,117.60 : x
  2. Step 2: Convert to fraction form
    802,056.80/1,203,344.40 = 536,117.60/x
  3. Step 3: Cross multiply
    802,056.80x = 1,203,344.40 × 536,117.60
  4. Step 4: Simplify right side
    802,056.80x = 645,134,111,701.44
  5. Step 5: Solve for x
    x = 645,134,111,701.44/802,056.80
  6. Step 6: Final answer
    x = 804,349.66

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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.