Home / 731,811.36-1,097,279.64-282,159.36

Finding the Fourth Proportional to 731,811.36, 1,097,279.64 and 282,159.36

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Solution

The fourth proportional to 731,811.36, 1,097,279.64 and 282,159.36 is: 423,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,811.36 : 1,097,279.64 = 282,159.36 : x
  2. Step 2: Convert to fraction form
    731,811.36/1,097,279.64 = 282,159.36/x
  3. Step 3: Cross multiply
    731,811.36x = 1,097,279.64 × 282,159.36
  4. Step 4: Simplify right side
    731,811.36x = 309,607,720,963.43
  5. Step 5: Solve for x
    x = 309,607,720,963.43/731,811.36
  6. Step 6: Final answer
    x = 423,070.39

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1.5x scale

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.