Home / 907,502.80-1,362,566.40-684,428.80

Finding the Fourth Proportional to 907,502.80, 1,362,566.40 and 684,428.80

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Solution

The fourth proportional to 907,502.80, 1,362,566.40 and 684,428.80 is: 1,027,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,502.80 : 1,362,566.40 = 684,428.80 : x
  2. Step 2: Convert to fraction form
    907,502.80/1,362,566.40 = 684,428.80/x
  3. Step 3: Cross multiply
    907,502.80x = 1,362,566.40 × 684,428.80
  4. Step 4: Simplify right side
    907,502.80x = 932,579,686,072.32
  5. Step 5: Solve for x
    x = 932,579,686,072.32/907,502.80
  6. Step 6: Final answer
    x = 1,027,632.85

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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.