Home / 897,237.72-1,238,169.60-494,829.72

Finding the Fourth Proportional to 897,237.72, 1,238,169.60 and 494,829.72

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Solution

The fourth proportional to 897,237.72, 1,238,169.60 and 494,829.72 is: 682,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,237.72 : 1,238,169.60 = 494,829.72 : x
  2. Step 2: Convert to fraction form
    897,237.72/1,238,169.60 = 494,829.72/x
  3. Step 3: Cross multiply
    897,237.72x = 1,238,169.60 × 494,829.72
  4. Step 4: Simplify right side
    897,237.72x = 612,683,116,480.51
  5. Step 5: Solve for x
    x = 612,683,116,480.51/897,237.72
  6. Step 6: Final answer
    x = 682,854.84

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1.5x scale

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.