Home / 1,472,228.63-2,208,339.57-461,427.61

Finding the Fourth Proportional to 1,472,228.63, 2,208,339.57 and 461,427.61

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Solution

The fourth proportional to 1,472,228.63, 2,208,339.57 and 461,427.61 is: 692,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,228.63 : 2,208,339.57 = 461,427.61 : x
  2. Step 2: Convert to fraction form
    1,472,228.63/2,208,339.57 = 461,427.61/x
  3. Step 3: Cross multiply
    1,472,228.63x = 2,208,339.57 × 461,427.61
  4. Step 4: Simplify right side
    1,472,228.63x = 1,018,988,838,811.83
  5. Step 5: Solve for x
    x = 1,018,988,838,811.83/1,472,228.63
  6. Step 6: Final answer
    x = 692,140.35

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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.