Home / 993,060.60-1,370,242.32-648,804.96

Finding the Fourth Proportional to 993,060.60, 1,370,242.32 and 648,804.96

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Solution

The fourth proportional to 993,060.60, 1,370,242.32 and 648,804.96 is: 895,232.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,060.60 : 1,370,242.32 = 648,804.96 : x
  2. Step 2: Convert to fraction form
    993,060.60/1,370,242.32 = 648,804.96/x
  3. Step 3: Cross multiply
    993,060.60x = 1,370,242.32 × 648,804.96
  4. Step 4: Simplify right side
    993,060.60x = 889,020,013,617.91
  5. Step 5: Solve for x
    x = 889,020,013,617.91/993,060.60
  6. Step 6: Final answer
    x = 895,232.39

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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.