Home / 549,734.40-758,598.48-323,336.16

Finding the Fourth Proportional to 549,734.40, 758,598.48 and 323,336.16

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Solution

The fourth proportional to 549,734.40, 758,598.48 and 323,336.16 is: 446,183.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,734.40 : 758,598.48 = 323,336.16 : x
  2. Step 2: Convert to fraction form
    549,734.40/758,598.48 = 323,336.16/x
  3. Step 3: Cross multiply
    549,734.40x = 758,598.48 × 323,336.16
  4. Step 4: Simplify right side
    549,734.40x = 245,282,319,505.04
  5. Step 5: Solve for x
    x = 245,282,319,505.04/549,734.40
  6. Step 6: Final answer
    x = 446,183.32

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1.5x scale

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.