Home / 966,135.42-1,333,308.51-536,415.57

Finding the Fourth Proportional to 966,135.42, 1,333,308.51 and 536,415.57

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Solution

The fourth proportional to 966,135.42, 1,333,308.51 and 536,415.57 is: 740,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,135.42 : 1,333,308.51 = 536,415.57 : x
  2. Step 2: Convert to fraction form
    966,135.42/1,333,308.51 = 536,415.57/x
  3. Step 3: Cross multiply
    966,135.42x = 1,333,308.51 × 536,415.57
  4. Step 4: Simplify right side
    966,135.42x = 715,207,444,377.50
  5. Step 5: Solve for x
    x = 715,207,444,377.50/966,135.42
  6. Step 6: Final answer
    x = 740,276.60

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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.