Home / 927,287.12-1,390,930.70-506,333.36

Finding the Fourth Proportional to 927,287.12, 1,390,930.70 and 506,333.36

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Solution

The fourth proportional to 927,287.12, 1,390,930.70 and 506,333.36 is: 759,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,287.12 : 1,390,930.70 = 506,333.36 : x
  2. Step 2: Convert to fraction form
    927,287.12/1,390,930.70 = 506,333.36/x
  3. Step 3: Cross multiply
    927,287.12x = 1,390,930.70 × 506,333.36
  4. Step 4: Simplify right side
    927,287.12x = 704,274,614,858.15
  5. Step 5: Solve for x
    x = 704,274,614,858.15/927,287.12
  6. Step 6: Final answer
    x = 759,500.05

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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.