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Finding the Fourth Proportional to 956,859.60, 1,435,289.40 and 804,644.40

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Solution

The fourth proportional to 956,859.60, 1,435,289.40 and 804,644.40 is: 1,206,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,859.60 : 1,435,289.40 = 804,644.40 : x
  2. Step 2: Convert to fraction form
    956,859.60/1,435,289.40 = 804,644.40/x
  3. Step 3: Cross multiply
    956,859.60x = 1,435,289.40 × 804,644.40
  4. Step 4: Simplify right side
    956,859.60x = 1,154,897,578,089.36
  5. Step 5: Solve for x
    x = 1,154,897,578,089.36/956,859.60
  6. Step 6: Final answer
    x = 1,206,966.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.