Home / 975,127.14-1,462,428.54-343,957.86

Finding the Fourth Proportional to 975,127.14, 1,462,428.54 and 343,957.86

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Solution

The fourth proportional to 975,127.14, 1,462,428.54 and 343,957.86 is: 515,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,127.14 : 1,462,428.54 = 343,957.86 : x
  2. Step 2: Convert to fraction form
    975,127.14/1,462,428.54 = 343,957.86/x
  3. Step 3: Cross multiply
    975,127.14x = 1,462,428.54 × 343,957.86
  4. Step 4: Simplify right side
    975,127.14x = 503,013,791,021.32
  5. Step 5: Solve for x
    x = 503,013,791,021.32/975,127.14
  6. Step 6: Final answer
    x = 515,844.31

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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.