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Finding the Fourth Proportional to 966,551.88, 1,333,804.50 and 536,859.42

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Solution

The fourth proportional to 966,551.88, 1,333,804.50 and 536,859.42 is: 740,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,551.88 : 1,333,804.50 = 536,859.42 : x
  2. Step 2: Convert to fraction form
    966,551.88/1,333,804.50 = 536,859.42/x
  3. Step 3: Cross multiply
    966,551.88x = 1,333,804.50 × 536,859.42
  4. Step 4: Simplify right side
    966,551.88x = 716,065,510,263.39
  5. Step 5: Solve for x
    x = 716,065,510,263.39/966,551.88
  6. Step 6: Final answer
    x = 740,845.40

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1.5x scale

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.