Home / 714,924.31-1,072,534.29-209,501.86

Finding the Fourth Proportional to 714,924.31, 1,072,534.29 and 209,501.86

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Solution

The fourth proportional to 714,924.31, 1,072,534.29 and 209,501.86 is: 314,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,924.31 : 1,072,534.29 = 209,501.86 : x
  2. Step 2: Convert to fraction form
    714,924.31/1,072,534.29 = 209,501.86/x
  3. Step 3: Cross multiply
    714,924.31x = 1,072,534.29 × 209,501.86
  4. Step 4: Simplify right side
    714,924.31x = 224,697,928,668.78
  5. Step 5: Solve for x
    x = 224,697,928,668.78/714,924.31
  6. Step 6: Final answer
    x = 314,296.11

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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.