Home / 841,107.52-1,160,687.82-478,497.16

Finding the Fourth Proportional to 841,107.52, 1,160,687.82 and 478,497.16

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Solution

The fourth proportional to 841,107.52, 1,160,687.82 and 478,497.16 is: 660,303.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,107.52 : 1,160,687.82 = 478,497.16 : x
  2. Step 2: Convert to fraction form
    841,107.52/1,160,687.82 = 478,497.16/x
  3. Step 3: Cross multiply
    841,107.52x = 1,160,687.82 × 478,497.16
  4. Step 4: Simplify right side
    841,107.52x = 555,385,825,516.59
  5. Step 5: Solve for x
    x = 555,385,825,516.59/841,107.52
  6. Step 6: Final answer
    x = 660,303.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.