Home / 1,272,497.40-1,908,602.46-325,875.24

Finding the Fourth Proportional to 1,272,497.40, 1,908,602.46 and 325,875.24

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Solution

The fourth proportional to 1,272,497.40, 1,908,602.46 and 325,875.24 is: 488,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,497.40 : 1,908,602.46 = 325,875.24 : x
  2. Step 2: Convert to fraction form
    1,272,497.40/1,908,602.46 = 325,875.24/x
  3. Step 3: Cross multiply
    1,272,497.40x = 1,908,602.46 × 325,875.24
  4. Step 4: Simplify right side
    1,272,497.40x = 621,966,284,717.09
  5. Step 5: Solve for x
    x = 621,966,284,717.09/1,272,497.40
  6. Step 6: Final answer
    x = 488,776.08

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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.