Home / 1,136,463.36-1,704,972.72-378,303.36

Finding the Fourth Proportional to 1,136,463.36, 1,704,972.72 and 378,303.36

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Solution

The fourth proportional to 1,136,463.36, 1,704,972.72 and 378,303.36 is: 567,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,463.36 : 1,704,972.72 = 378,303.36 : x
  2. Step 2: Convert to fraction form
    1,136,463.36/1,704,972.72 = 378,303.36/x
  3. Step 3: Cross multiply
    1,136,463.36x = 1,704,972.72 × 378,303.36
  4. Step 4: Simplify right side
    1,136,463.36x = 644,996,908,684.34
  5. Step 5: Solve for x
    x = 644,996,908,684.34/1,136,463.36
  6. Step 6: Final answer
    x = 567,547.47

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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.