Home / 854,715.27-1,282,510.31-349,649.49

Finding the Fourth Proportional to 854,715.27, 1,282,510.31 and 349,649.49

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Solution

The fourth proportional to 854,715.27, 1,282,510.31 and 349,649.49 is: 524,653.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,715.27 : 1,282,510.31 = 349,649.49 : x
  2. Step 2: Convert to fraction form
    854,715.27/1,282,510.31 = 349,649.49/x
  3. Step 3: Cross multiply
    854,715.27x = 1,282,510.31 × 349,649.49
  4. Step 4: Simplify right side
    854,715.27x = 448,429,075,811.24
  5. Step 5: Solve for x
    x = 448,429,075,811.24/854,715.27
  6. Step 6: Final answer
    x = 524,653.17

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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.