Home / 820,562.84-1,131,484.02-533,550.68

Finding the Fourth Proportional to 820,562.84, 1,131,484.02 and 533,550.68

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Solution

The fourth proportional to 820,562.84, 1,131,484.02 and 533,550.68 is: 735,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,562.84 : 1,131,484.02 = 533,550.68 : x
  2. Step 2: Convert to fraction form
    820,562.84/1,131,484.02 = 533,550.68/x
  3. Step 3: Cross multiply
    820,562.84x = 1,131,484.02 × 533,550.68
  4. Step 4: Simplify right side
    820,562.84x = 603,704,062,622.71
  5. Step 5: Solve for x
    x = 603,704,062,622.71/820,562.84
  6. Step 6: Final answer
    x = 735,719.48

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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.