Home / 966,423.72-1,333,628.19-536,731.53

Finding the Fourth Proportional to 966,423.72, 1,333,628.19 and 536,731.53

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Solution

The fourth proportional to 966,423.72, 1,333,628.19 and 536,731.53 is: 740,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,423.72 : 1,333,628.19 = 536,731.53 : x
  2. Step 2: Convert to fraction form
    966,423.72/1,333,628.19 = 536,731.53/x
  3. Step 3: Cross multiply
    966,423.72x = 1,333,628.19 × 536,731.53
  4. Step 4: Simplify right side
    966,423.72x = 715,800,298,869.83
  5. Step 5: Solve for x
    x = 715,800,298,869.83/966,423.72
  6. Step 6: Final answer
    x = 740,669.22

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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.