Home / 772,500.70-1,159,079.10-372,935.80

Finding the Fourth Proportional to 772,500.70, 1,159,079.10 and 372,935.80

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Solution

The fourth proportional to 772,500.70, 1,159,079.10 and 372,935.80 is: 559,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,500.70 : 1,159,079.10 = 372,935.80 : x
  2. Step 2: Convert to fraction form
    772,500.70/1,159,079.10 = 372,935.80/x
  3. Step 3: Cross multiply
    772,500.70x = 1,159,079.10 × 372,935.80
  4. Step 4: Simplify right side
    772,500.70x = 432,262,091,421.78
  5. Step 5: Solve for x
    x = 432,262,091,421.78/772,500.70
  6. Step 6: Final answer
    x = 559,562.07

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1.5x scale

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.