Home / 562,849.02-776,723.94-308,200.32

Finding the Fourth Proportional to 562,849.02, 776,723.94 and 308,200.32

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Solution

The fourth proportional to 562,849.02, 776,723.94 and 308,200.32 is: 425,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,849.02 : 776,723.94 = 308,200.32 : x
  2. Step 2: Convert to fraction form
    562,849.02/776,723.94 = 308,200.32/x
  3. Step 3: Cross multiply
    562,849.02x = 776,723.94 × 308,200.32
  4. Step 4: Simplify right side
    562,849.02x = 239,386,566,859.66
  5. Step 5: Solve for x
    x = 239,386,566,859.66/562,849.02
  6. Step 6: Final answer
    x = 425,312.22

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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.