Home / 971,904.17-1,341,494.49-564,137.39

Finding the Fourth Proportional to 971,904.17, 1,341,494.49 and 564,137.39

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Solution

The fourth proportional to 971,904.17, 1,341,494.49 and 564,137.39 is: 778,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,904.17 : 1,341,494.49 = 564,137.39 : x
  2. Step 2: Convert to fraction form
    971,904.17/1,341,494.49 = 564,137.39/x
  3. Step 3: Cross multiply
    971,904.17x = 1,341,494.49 × 564,137.39
  4. Step 4: Simplify right side
    971,904.17x = 756,787,200,287.98
  5. Step 5: Solve for x
    x = 756,787,200,287.98/971,904.17
  6. Step 6: Final answer
    x = 778,664.42

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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.