Home / 993,630.32-1,490,665.40-362,542.31

Finding the Fourth Proportional to 993,630.32, 1,490,665.40 and 362,542.31

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Solution

The fourth proportional to 993,630.32, 1,490,665.40 and 362,542.31 is: 543,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,630.32 : 1,490,665.40 = 362,542.31 : x
  2. Step 2: Convert to fraction form
    993,630.32/1,490,665.40 = 362,542.31/x
  3. Step 3: Cross multiply
    993,630.32x = 1,490,665.40 × 362,542.31
  4. Step 4: Simplify right side
    993,630.32x = 540,429,275,236.56
  5. Step 5: Solve for x
    x = 540,429,275,236.56/993,630.32
  6. Step 6: Final answer
    x = 543,893.70

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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.