Home / 802,142.02-1,106,956.00-439,580.15

Finding the Fourth Proportional to 802,142.02, 1,106,956.00 and 439,580.15

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Solution

The fourth proportional to 802,142.02, 1,106,956.00 and 439,580.15 is: 606,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,142.02 : 1,106,956.00 = 439,580.15 : x
  2. Step 2: Convert to fraction form
    802,142.02/1,106,956.00 = 439,580.15/x
  3. Step 3: Cross multiply
    802,142.02x = 1,106,956.00 × 439,580.15
  4. Step 4: Simplify right side
    802,142.02x = 486,595,883,689.18
  5. Step 5: Solve for x
    x = 486,595,883,689.18/802,142.02
  6. Step 6: Final answer
    x = 606,620.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.