Home / 922,200.06-1,272,637.30-508,727.51

Finding the Fourth Proportional to 922,200.06, 1,272,637.30 and 508,727.51

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Solution

The fourth proportional to 922,200.06, 1,272,637.30 and 508,727.51 is: 702,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,200.06 : 1,272,637.30 = 508,727.51 : x
  2. Step 2: Convert to fraction form
    922,200.06/1,272,637.30 = 508,727.51/x
  3. Step 3: Cross multiply
    922,200.06x = 1,272,637.30 × 508,727.51
  4. Step 4: Simplify right side
    922,200.06x = 647,425,604,762.12
  5. Step 5: Solve for x
    x = 647,425,604,762.12/922,200.06
  6. Step 6: Final answer
    x = 702,044.64

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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.