Home / 1,038,200.94-1,557,291.60-328,228.92

Finding the Fourth Proportional to 1,038,200.94, 1,557,291.60 and 328,228.92

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Solution

The fourth proportional to 1,038,200.94, 1,557,291.60 and 328,228.92 is: 492,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,200.94 : 1,557,291.60 = 328,228.92 : x
  2. Step 2: Convert to fraction form
    1,038,200.94/1,557,291.60 = 328,228.92/x
  3. Step 3: Cross multiply
    1,038,200.94x = 1,557,291.60 × 328,228.92
  4. Step 4: Simplify right side
    1,038,200.94x = 511,148,139,993.07
  5. Step 5: Solve for x
    x = 511,148,139,993.07/1,038,200.94
  6. Step 6: Final answer
    x = 492,340.28

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1.5x scale

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.