Home / 898,085.64-1,346,164.32-447,917.18

Finding the Fourth Proportional to 898,085.64, 1,346,164.32 and 447,917.18

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Solution

The fourth proportional to 898,085.64, 1,346,164.32 and 447,917.18 is: 671,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,085.64 : 1,346,164.32 = 447,917.18 : x
  2. Step 2: Convert to fraction form
    898,085.64/1,346,164.32 = 447,917.18/x
  3. Step 3: Cross multiply
    898,085.64x = 1,346,164.32 × 447,917.18
  4. Step 4: Simplify right side
    898,085.64x = 602,970,126,031.02
  5. Step 5: Solve for x
    x = 602,970,126,031.02/898,085.64
  6. Step 6: Final answer
    x = 671,394.91

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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.