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Finding the Fourth Proportional to 433,874.40, 583,864.20 and 433,874.40

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Solution

The fourth proportional to 433,874.40, 583,864.20 and 433,874.40 is: 583,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,874.40 : 583,864.20 = 433,874.40 : x
  2. Step 2: Convert to fraction form
    433,874.40/583,864.20 = 433,874.40/x
  3. Step 3: Cross multiply
    433,874.40x = 583,864.20 × 433,874.40
  4. Step 4: Simplify right side
    433,874.40x = 253,323,729,456.48
  5. Step 5: Solve for x
    x = 253,323,729,456.48/433,874.40
  6. Step 6: Final answer
    x = 583,864.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.