Home / 854,715.02-1,282,509.93-349,649.24

Finding the Fourth Proportional to 854,715.02, 1,282,509.93 and 349,649.24

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Solution

The fourth proportional to 854,715.02, 1,282,509.93 and 349,649.24 is: 524,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,715.02 : 1,282,509.93 = 349,649.24 : x
  2. Step 2: Convert to fraction form
    854,715.02/1,282,509.93 = 349,649.24/x
  3. Step 3: Cross multiply
    854,715.02x = 1,282,509.93 × 349,649.24
  4. Step 4: Simplify right side
    854,715.02x = 448,428,615,904.40
  5. Step 5: Solve for x
    x = 448,428,615,904.40/854,715.02
  6. Step 6: Final answer
    x = 524,652.79

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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.