Home / 929,384.88-1,392,779.76-501,999.30

Finding the Fourth Proportional to 929,384.88, 1,392,779.76 and 501,999.30

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Solution

The fourth proportional to 929,384.88, 1,392,779.76 and 501,999.30 is: 752,298.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,384.88 : 1,392,779.76 = 501,999.30 : x
  2. Step 2: Convert to fraction form
    929,384.88/1,392,779.76 = 501,999.30/x
  3. Step 3: Cross multiply
    929,384.88x = 1,392,779.76 × 501,999.30
  4. Step 4: Simplify right side
    929,384.88x = 699,174,464,574.17
  5. Step 5: Solve for x
    x = 699,174,464,574.17/929,384.88
  6. Step 6: Final answer
    x = 752,298.08

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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.