Home / 874,521.13-1,308,818.87-537,775.07

Finding the Fourth Proportional to 874,521.13, 1,308,818.87 and 537,775.07

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Solution

The fourth proportional to 874,521.13, 1,308,818.87 and 537,775.07 is: 804,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,521.13 : 1,308,818.87 = 537,775.07 : x
  2. Step 2: Convert to fraction form
    874,521.13/1,308,818.87 = 537,775.07/x
  3. Step 3: Cross multiply
    874,521.13x = 1,308,818.87 × 537,775.07
  4. Step 4: Simplify right side
    874,521.13x = 703,850,159,431.57
  5. Step 5: Solve for x
    x = 703,850,159,431.57/874,521.13
  6. Step 6: Final answer
    x = 804,840.66

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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.