Home / 973,074.48-1,459,617.87-638,242.05

Finding the Fourth Proportional to 973,074.48, 1,459,617.87 and 638,242.05

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Solution

The fourth proportional to 973,074.48, 1,459,617.87 and 638,242.05 is: 957,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,074.48 : 1,459,617.87 = 638,242.05 : x
  2. Step 2: Convert to fraction form
    973,074.48/1,459,617.87 = 638,242.05/x
  3. Step 3: Cross multiply
    973,074.48x = 1,459,617.87 × 638,242.05
  4. Step 4: Simplify right side
    973,074.48x = 931,589,501,565.43
  5. Step 5: Solve for x
    x = 931,589,501,565.43/973,074.48
  6. Step 6: Final answer
    x = 957,367.11

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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.