Home / 535,418.13-802,868.84-310,835.10

Finding the Fourth Proportional to 535,418.13, 802,868.84 and 310,835.10

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Solution

The fourth proportional to 535,418.13, 802,868.84 and 310,835.10 is: 466,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,418.13 : 802,868.84 = 310,835.10 : x
  2. Step 2: Convert to fraction form
    535,418.13/802,868.84 = 310,835.10/x
  3. Step 3: Cross multiply
    535,418.13x = 802,868.84 × 310,835.10
  4. Step 4: Simplify right side
    535,418.13x = 249,559,816,168.28
  5. Step 5: Solve for x
    x = 249,559,816,168.28/535,418.13
  6. Step 6: Final answer
    x = 466,102.66

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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.