Home / 966,123.56-1,333,292.16-536,403.68

Finding the Fourth Proportional to 966,123.56, 1,333,292.16 and 536,403.68

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Solution

The fourth proportional to 966,123.56, 1,333,292.16 and 536,403.68 is: 740,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,123.56 : 1,333,292.16 = 536,403.68 : x
  2. Step 2: Convert to fraction form
    966,123.56/1,333,292.16 = 536,403.68/x
  3. Step 3: Cross multiply
    966,123.56x = 1,333,292.16 × 536,403.68
  4. Step 4: Simplify right side
    966,123.56x = 715,182,821,139.15
  5. Step 5: Solve for x
    x = 715,182,821,139.15/966,123.56
  6. Step 6: Final answer
    x = 740,260.20

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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.