Home / 896,980.96-1,237,921.20-670,232.80

Finding the Fourth Proportional to 896,980.96, 1,237,921.20 and 670,232.80

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Solution

The fourth proportional to 896,980.96, 1,237,921.20 and 670,232.80 is: 924,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,980.96 : 1,237,921.20 = 670,232.80 : x
  2. Step 2: Convert to fraction form
    896,980.96/1,237,921.20 = 670,232.80/x
  3. Step 3: Cross multiply
    896,980.96x = 1,237,921.20 × 670,232.80
  4. Step 4: Simplify right side
    896,980.96x = 829,695,392,055.36
  5. Step 5: Solve for x
    x = 829,695,392,055.36/896,980.96
  6. Step 6: Final answer
    x = 924,986.63

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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.