Home / 1,306,455.41-1,958,920.40-506,802.56

Finding the Fourth Proportional to 1,306,455.41, 1,958,920.40 and 506,802.56

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Solution

The fourth proportional to 1,306,455.41, 1,958,920.40 and 506,802.56 is: 759,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,455.41 : 1,958,920.40 = 506,802.56 : x
  2. Step 2: Convert to fraction form
    1,306,455.41/1,958,920.40 = 506,802.56/x
  3. Step 3: Cross multiply
    1,306,455.41x = 1,958,920.40 × 506,802.56
  4. Step 4: Simplify right side
    1,306,455.41x = 992,785,865,028.63
  5. Step 5: Solve for x
    x = 992,785,865,028.63/1,306,455.41
  6. Step 6: Final answer
    x = 759,907.96

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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.