Home / 951,603.20-1,313,210.40-549,195.20

Finding the Fourth Proportional to 951,603.20, 1,313,210.40 and 549,195.20

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Solution

The fourth proportional to 951,603.20, 1,313,210.40 and 549,195.20 is: 757,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,603.20 : 1,313,210.40 = 549,195.20 : x
  2. Step 2: Convert to fraction form
    951,603.20/1,313,210.40 = 549,195.20/x
  3. Step 3: Cross multiply
    951,603.20x = 1,313,210.40 × 549,195.20
  4. Step 4: Simplify right side
    951,603.20x = 721,208,848,270.08
  5. Step 5: Solve for x
    x = 721,208,848,270.08/951,603.20
  6. Step 6: Final answer
    x = 757,888.21

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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.