Home / 739,222.54-1,020,065.79-417,011.83

Finding the Fourth Proportional to 739,222.54, 1,020,065.79 and 417,011.83

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Solution

The fourth proportional to 739,222.54, 1,020,065.79 and 417,011.83 is: 575,441.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,222.54 : 1,020,065.79 = 417,011.83 : x
  2. Step 2: Convert to fraction form
    739,222.54/1,020,065.79 = 417,011.83/x
  3. Step 3: Cross multiply
    739,222.54x = 1,020,065.79 × 417,011.83
  4. Step 4: Simplify right side
    739,222.54x = 425,379,499,258.13
  5. Step 5: Solve for x
    x = 425,379,499,258.13/739,222.54
  6. Step 6: Final answer
    x = 575,441.73

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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.