Home / 709,458.56-1,063,672.32-282,866.45

Finding the Fourth Proportional to 709,458.56, 1,063,672.32 and 282,866.45

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Solution

The fourth proportional to 709,458.56, 1,063,672.32 and 282,866.45 is: 424,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,458.56 : 1,063,672.32 = 282,866.45 : x
  2. Step 2: Convert to fraction form
    709,458.56/1,063,672.32 = 282,866.45/x
  3. Step 3: Cross multiply
    709,458.56x = 1,063,672.32 × 282,866.45
  4. Step 4: Simplify right side
    709,458.56x = 300,877,206,477.37
  5. Step 5: Solve for x
    x = 300,877,206,477.37/709,458.56
  6. Step 6: Final answer
    x = 424,094.12

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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.