Home / 549,477.42-824,334.50-170,390.53

Finding the Fourth Proportional to 549,477.42, 824,334.50 and 170,390.53

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Solution

The fourth proportional to 549,477.42, 824,334.50 and 170,390.53 is: 255,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,477.42 : 824,334.50 = 170,390.53 : x
  2. Step 2: Convert to fraction form
    549,477.42/824,334.50 = 170,390.53/x
  3. Step 3: Cross multiply
    549,477.42x = 824,334.50 × 170,390.53
  4. Step 4: Simplify right side
    549,477.42x = 140,458,792,352.29
  5. Step 5: Solve for x
    x = 140,458,792,352.29/549,477.42
  6. Step 6: Final answer
    x = 255,622.50

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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.