Home / 1,309,931.68-1,964,897.38-363,302.36

Finding the Fourth Proportional to 1,309,931.68, 1,964,897.38 and 363,302.36

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Solution

The fourth proportional to 1,309,931.68, 1,964,897.38 and 363,302.36 is: 544,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,931.68 : 1,964,897.38 = 363,302.36 : x
  2. Step 2: Convert to fraction form
    1,309,931.68/1,964,897.38 = 363,302.36/x
  3. Step 3: Cross multiply
    1,309,931.68x = 1,964,897.38 × 363,302.36
  4. Step 4: Simplify right side
    1,309,931.68x = 713,851,855,311.82
  5. Step 5: Solve for x
    x = 713,851,855,311.82/1,309,931.68
  6. Step 6: Final answer
    x = 544,953.50

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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.