Home / 671,835.20-1,007,752.80-606,516.80

Finding the Fourth Proportional to 671,835.20, 1,007,752.80 and 606,516.80

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Solution

The fourth proportional to 671,835.20, 1,007,752.80 and 606,516.80 is: 909,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,835.20 : 1,007,752.80 = 606,516.80 : x
  2. Step 2: Convert to fraction form
    671,835.20/1,007,752.80 = 606,516.80/x
  3. Step 3: Cross multiply
    671,835.20x = 1,007,752.80 × 606,516.80
  4. Step 4: Simplify right side
    671,835.20x = 611,219,003,447.04
  5. Step 5: Solve for x
    x = 611,219,003,447.04/671,835.20
  6. Step 6: Final answer
    x = 909,775.20

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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.