Home / 655,244.52-904,516.44-440,509.13

Finding the Fourth Proportional to 655,244.52, 904,516.44 and 440,509.13

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Solution

The fourth proportional to 655,244.52, 904,516.44 and 440,509.13 is: 608,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,244.52 : 904,516.44 = 440,509.13 : x
  2. Step 2: Convert to fraction form
    655,244.52/904,516.44 = 440,509.13/x
  3. Step 3: Cross multiply
    655,244.52x = 904,516.44 × 440,509.13
  4. Step 4: Simplify right side
    655,244.52x = 398,447,747,852.55
  5. Step 5: Solve for x
    x = 398,447,747,852.55/655,244.52
  6. Step 6: Final answer
    x = 608,090.17

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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.