Home / 1,472,228.68-2,208,339.64-461,427.64

Finding the Fourth Proportional to 1,472,228.68, 2,208,339.64 and 461,427.64

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Solution

The fourth proportional to 1,472,228.68, 2,208,339.64 and 461,427.64 is: 692,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,228.68 : 2,208,339.64 = 461,427.64 : x
  2. Step 2: Convert to fraction form
    1,472,228.68/2,208,339.64 = 461,427.64/x
  3. Step 3: Cross multiply
    1,472,228.68x = 2,208,339.64 × 461,427.64
  4. Step 4: Simplify right side
    1,472,228.68x = 1,018,988,948,403.65
  5. Step 5: Solve for x
    x = 1,018,988,948,403.65/1,472,228.68
  6. Step 6: Final answer
    x = 692,140.40

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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.