Home / 549,929.77-758,107.85-386,087.48

Finding the Fourth Proportional to 549,929.77, 758,107.85 and 386,087.48

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Solution

The fourth proportional to 549,929.77, 758,107.85 and 386,087.48 is: 532,242.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,929.77 : 758,107.85 = 386,087.48 : x
  2. Step 2: Convert to fraction form
    549,929.77/758,107.85 = 386,087.48/x
  3. Step 3: Cross multiply
    549,929.77x = 758,107.85 × 386,087.48
  4. Step 4: Simplify right side
    549,929.77x = 292,695,943,653.74
  5. Step 5: Solve for x
    x = 292,695,943,653.74/549,929.77
  6. Step 6: Final answer
    x = 532,242.41

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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.