Home / 535,517.35-804,588.23-402,657.10

Finding the Fourth Proportional to 535,517.35, 804,588.23 and 402,657.10

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Solution

The fourth proportional to 535,517.35, 804,588.23 and 402,657.10 is: 604,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,517.35 : 804,588.23 = 402,657.10 : x
  2. Step 2: Convert to fraction form
    535,517.35/804,588.23 = 402,657.10/x
  3. Step 3: Cross multiply
    535,517.35x = 804,588.23 × 402,657.10
  4. Step 4: Simplify right side
    535,517.35x = 323,973,163,385.93
  5. Step 5: Solve for x
    x = 323,973,163,385.93/535,517.35
  6. Step 6: Final answer
    x = 604,972.30

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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.