Home / 993,038.50-1,489,336.07-460,490.33

Finding the Fourth Proportional to 993,038.50, 1,489,336.07 and 460,490.33

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Solution

The fourth proportional to 993,038.50, 1,489,336.07 and 460,490.33 is: 690,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,038.50 : 1,489,336.07 = 460,490.33 : x
  2. Step 2: Convert to fraction form
    993,038.50/1,489,336.07 = 460,490.33/x
  3. Step 3: Cross multiply
    993,038.50x = 1,489,336.07 × 460,490.33
  4. Step 4: Simplify right side
    993,038.50x = 685,824,858,355.20
  5. Step 5: Solve for x
    x = 685,824,858,355.20/993,038.50
  6. Step 6: Final answer
    x = 690,632.70

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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.