Home / 898,085.87-1,346,164.70-447,917.43

Finding the Fourth Proportional to 898,085.87, 1,346,164.70 and 447,917.43

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Solution

The fourth proportional to 898,085.87, 1,346,164.70 and 447,917.43 is: 671,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,085.87 : 1,346,164.70 = 447,917.43 : x
  2. Step 2: Convert to fraction form
    898,085.87/1,346,164.70 = 447,917.43/x
  3. Step 3: Cross multiply
    898,085.87x = 1,346,164.70 × 447,917.43
  4. Step 4: Simplify right side
    898,085.87x = 602,970,630,541.13
  5. Step 5: Solve for x
    x = 602,970,630,541.13/898,085.87
  6. Step 6: Final answer
    x = 671,395.30

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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.