Home / 841,397.79-1,262,649.51-308,924.04

Finding the Fourth Proportional to 841,397.79, 1,262,649.51 and 308,924.04

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Solution

The fourth proportional to 841,397.79, 1,262,649.51 and 308,924.04 is: 463,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,397.79 : 1,262,649.51 = 308,924.04 : x
  2. Step 2: Convert to fraction form
    841,397.79/1,262,649.51 = 308,924.04/x
  3. Step 3: Cross multiply
    841,397.79x = 1,262,649.51 × 308,924.04
  4. Step 4: Simplify right side
    841,397.79x = 390,062,787,733.22
  5. Step 5: Solve for x
    x = 390,062,787,733.22/841,397.79
  6. Step 6: Final answer
    x = 463,589.03

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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.