Home / 1,087,963.30-1,501,005.63-622,477.16

Finding the Fourth Proportional to 1,087,963.30, 1,501,005.63 and 622,477.16

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Solution

The fourth proportional to 1,087,963.30, 1,501,005.63 and 622,477.16 is: 858,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,963.30 : 1,501,005.63 = 622,477.16 : x
  2. Step 2: Convert to fraction form
    1,087,963.30/1,501,005.63 = 622,477.16/x
  3. Step 3: Cross multiply
    1,087,963.30x = 1,501,005.63 × 622,477.16
  4. Step 4: Simplify right side
    1,087,963.30x = 934,341,721,706.41
  5. Step 5: Solve for x
    x = 934,341,721,706.41/1,087,963.30
  6. Step 6: Final answer
    x = 858,798.93

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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.