Home / 702,930.10-1,054,395.15-514,923.70

Finding the Fourth Proportional to 702,930.10, 1,054,395.15 and 514,923.70

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Solution

The fourth proportional to 702,930.10, 1,054,395.15 and 514,923.70 is: 772,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,930.10 : 1,054,395.15 = 514,923.70 : x
  2. Step 2: Convert to fraction form
    702,930.10/1,054,395.15 = 514,923.70/x
  3. Step 3: Cross multiply
    702,930.10x = 1,054,395.15 × 514,923.70
  4. Step 4: Simplify right side
    702,930.10x = 542,933,051,900.06
  5. Step 5: Solve for x
    x = 542,933,051,900.06/702,930.10
  6. Step 6: Final answer
    x = 772,385.55

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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.