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Finding the Fourth Proportional to 425,425.80, 594,808.80 and 425,425.80

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Solution

The fourth proportional to 425,425.80, 594,808.80 and 425,425.80 is: 594,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,425.80 : 594,808.80 = 425,425.80 : x
  2. Step 2: Convert to fraction form
    425,425.80/594,808.80 = 425,425.80/x
  3. Step 3: Cross multiply
    425,425.80x = 594,808.80 × 425,425.80
  4. Step 4: Simplify right side
    425,425.80x = 253,047,009,587.04
  5. Step 5: Solve for x
    x = 253,047,009,587.04/425,425.80
  6. Step 6: Final answer
    x = 594,808.80

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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.