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Finding the Fourth Proportional to 975,404.70, 1,366,499.70 and 975,404.70

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Solution

The fourth proportional to 975,404.70, 1,366,499.70 and 975,404.70 is: 1,366,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,404.70 : 1,366,499.70 = 975,404.70 : x
  2. Step 2: Convert to fraction form
    975,404.70/1,366,499.70 = 975,404.70/x
  3. Step 3: Cross multiply
    975,404.70x = 1,366,499.70 × 975,404.70
  4. Step 4: Simplify right side
    975,404.70x = 1,332,890,229,928.59
  5. Step 5: Solve for x
    x = 1,332,890,229,928.59/975,404.70
  6. Step 6: Final answer
    x = 1,366,499.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.