Home / 970,999.60-1,456,499.40-617,580.40

Finding the Fourth Proportional to 970,999.60, 1,456,499.40 and 617,580.40

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Solution

The fourth proportional to 970,999.60, 1,456,499.40 and 617,580.40 is: 926,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,999.60 : 1,456,499.40 = 617,580.40 : x
  2. Step 2: Convert to fraction form
    970,999.60/1,456,499.40 = 617,580.40/x
  3. Step 3: Cross multiply
    970,999.60x = 1,456,499.40 × 617,580.40
  4. Step 4: Simplify right side
    970,999.60x = 899,505,482,051.76
  5. Step 5: Solve for x
    x = 899,505,482,051.76/970,999.60
  6. Step 6: Final answer
    x = 926,370.60

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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.