Home / 993,450.51-1,370,923.65-563,705.01

Finding the Fourth Proportional to 993,450.51, 1,370,923.65 and 563,705.01

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Solution

The fourth proportional to 993,450.51, 1,370,923.65 and 563,705.01 is: 777,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,450.51 : 1,370,923.65 = 563,705.01 : x
  2. Step 2: Convert to fraction form
    993,450.51/1,370,923.65 = 563,705.01/x
  3. Step 3: Cross multiply
    993,450.51x = 1,370,923.65 × 563,705.01
  4. Step 4: Simplify right side
    993,450.51x = 772,796,529,832.49
  5. Step 5: Solve for x
    x = 772,796,529,832.49/993,450.51
  6. Step 6: Final answer
    x = 777,891.32

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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.