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Finding the Fourth Proportional to 467,897.40, 700,533.90 and 454,775.40

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Solution

The fourth proportional to 467,897.40, 700,533.90 and 454,775.40 is: 680,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,897.40 : 700,533.90 = 454,775.40 : x
  2. Step 2: Convert to fraction form
    467,897.40/700,533.90 = 454,775.40/x
  3. Step 3: Cross multiply
    467,897.40x = 700,533.90 × 454,775.40
  4. Step 4: Simplify right side
    467,897.40x = 318,585,584,586.06
  5. Step 5: Solve for x
    x = 318,585,584,586.06/467,897.40
  6. Step 6: Final answer
    x = 680,887.70

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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.