Home / 670,897.26-1,006,812.45-433,651.50

Finding the Fourth Proportional to 670,897.26, 1,006,812.45 and 433,651.50

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Solution

The fourth proportional to 670,897.26, 1,006,812.45 and 433,651.50 is: 650,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,897.26 : 1,006,812.45 = 433,651.50 : x
  2. Step 2: Convert to fraction form
    670,897.26/1,006,812.45 = 433,651.50/x
  3. Step 3: Cross multiply
    670,897.26x = 1,006,812.45 × 433,651.50
  4. Step 4: Simplify right side
    670,897.26x = 436,605,729,161.18
  5. Step 5: Solve for x
    x = 436,605,729,161.18/670,897.26
  6. Step 6: Final answer
    x = 650,778.82

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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.