Home / 571,222.86-788,282.65-313,114.13

Finding the Fourth Proportional to 571,222.86, 788,282.65 and 313,114.13

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Solution

The fourth proportional to 571,222.86, 788,282.65 and 313,114.13 is: 432,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,222.86 : 788,282.65 = 313,114.13 : x
  2. Step 2: Convert to fraction form
    571,222.86/788,282.65 = 313,114.13/x
  3. Step 3: Cross multiply
    571,222.86x = 788,282.65 × 313,114.13
  4. Step 4: Simplify right side
    571,222.86x = 246,822,436,148.85
  5. Step 5: Solve for x
    x = 246,822,436,148.85/571,222.86
  6. Step 6: Final answer
    x = 432,094.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.