Home / 897,823.68-1,346,919.84-266,681.28

Finding the Fourth Proportional to 897,823.68, 1,346,919.84 and 266,681.28

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Solution

The fourth proportional to 897,823.68, 1,346,919.84 and 266,681.28 is: 400,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,823.68 : 1,346,919.84 = 266,681.28 : x
  2. Step 2: Convert to fraction form
    897,823.68/1,346,919.84 = 266,681.28/x
  3. Step 3: Cross multiply
    897,823.68x = 1,346,919.84 × 266,681.28
  4. Step 4: Simplify right side
    897,823.68x = 359,198,306,988.60
  5. Step 5: Solve for x
    x = 359,198,306,988.60/897,823.68
  6. Step 6: Final answer
    x = 400,076.67

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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.