Home / 942,257.60-1,409,930.40-693,425.60

Finding the Fourth Proportional to 942,257.60, 1,409,930.40 and 693,425.60

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Solution

The fourth proportional to 942,257.60, 1,409,930.40 and 693,425.60 is: 1,037,595.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,257.60 : 1,409,930.40 = 693,425.60 : x
  2. Step 2: Convert to fraction form
    942,257.60/1,409,930.40 = 693,425.60/x
  3. Step 3: Cross multiply
    942,257.60x = 1,409,930.40 × 693,425.60
  4. Step 4: Simplify right side
    942,257.60x = 977,681,833,578.24
  5. Step 5: Solve for x
    x = 977,681,833,578.24/942,257.60
  6. Step 6: Final answer
    x = 1,037,595.06

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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.