Home / 684,434.80-1,026,652.20-579,458.80

Finding the Fourth Proportional to 684,434.80, 1,026,652.20 and 579,458.80

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Solution

The fourth proportional to 684,434.80, 1,026,652.20 and 579,458.80 is: 869,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,434.80 : 1,026,652.20 = 579,458.80 : x
  2. Step 2: Convert to fraction form
    684,434.80/1,026,652.20 = 579,458.80/x
  3. Step 3: Cross multiply
    684,434.80x = 1,026,652.20 × 579,458.80
  4. Step 4: Simplify right side
    684,434.80x = 594,902,651,829.36
  5. Step 5: Solve for x
    x = 594,902,651,829.36/684,434.80
  6. Step 6: Final answer
    x = 869,188.20

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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.