Home / 900,553.76-1,242,222.72-594,632.96

Finding the Fourth Proportional to 900,553.76, 1,242,222.72 and 594,632.96

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Solution

The fourth proportional to 900,553.76, 1,242,222.72 and 594,632.96 is: 820,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,553.76 : 1,242,222.72 = 594,632.96 : x
  2. Step 2: Convert to fraction form
    900,553.76/1,242,222.72 = 594,632.96/x
  3. Step 3: Cross multiply
    900,553.76x = 1,242,222.72 × 594,632.96
  4. Step 4: Simplify right side
    900,553.76x = 738,666,572,972.85
  5. Step 5: Solve for x
    x = 738,666,572,972.85/900,553.76
  6. Step 6: Final answer
    x = 820,235.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.