Home / 972,572.40-1,457,983.80-617,403.60

Finding the Fourth Proportional to 972,572.40, 1,457,983.80 and 617,403.60

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Solution

The fourth proportional to 972,572.40, 1,457,983.80 and 617,403.60 is: 925,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,572.40 : 1,457,983.80 = 617,403.60 : x
  2. Step 2: Convert to fraction form
    972,572.40/1,457,983.80 = 617,403.60/x
  3. Step 3: Cross multiply
    972,572.40x = 1,457,983.80 × 617,403.60
  4. Step 4: Simplify right side
    972,572.40x = 900,164,446,861.68
  5. Step 5: Solve for x
    x = 900,164,446,861.68/972,572.40
  6. Step 6: Final answer
    x = 925,550.06

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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.