Home / 930,246.30-1,395,369.45-917,804.70

Finding the Fourth Proportional to 930,246.30, 1,395,369.45 and 917,804.70

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Solution

The fourth proportional to 930,246.30, 1,395,369.45 and 917,804.70 is: 1,376,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,246.30 : 1,395,369.45 = 917,804.70 : x
  2. Step 2: Convert to fraction form
    930,246.30/1,395,369.45 = 917,804.70/x
  3. Step 3: Cross multiply
    930,246.30x = 1,395,369.45 × 917,804.70
  4. Step 4: Simplify right side
    930,246.30x = 1,280,676,639,446.41
  5. Step 5: Solve for x
    x = 1,280,676,639,446.41/930,246.30
  6. Step 6: Final answer
    x = 1,376,707.05

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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.