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Finding the Fourth Proportional to 594,060.80, 891,091.20 and 357,864.80

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Solution

The fourth proportional to 594,060.80, 891,091.20 and 357,864.80 is: 536,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,060.80 : 891,091.20 = 357,864.80 : x
  2. Step 2: Convert to fraction form
    594,060.80/891,091.20 = 357,864.80/x
  3. Step 3: Cross multiply
    594,060.80x = 891,091.20 × 357,864.80
  4. Step 4: Simplify right side
    594,060.80x = 318,890,174,069.76
  5. Step 5: Solve for x
    x = 318,890,174,069.76/594,060.80
  6. Step 6: Final answer
    x = 536,797.20

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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.