Home / 875,450.91-1,208,684.52-549,211.20

Finding the Fourth Proportional to 875,450.91, 1,208,684.52 and 549,211.20

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Solution

The fourth proportional to 875,450.91, 1,208,684.52 and 549,211.20 is: 758,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,450.91 : 1,208,684.52 = 549,211.20 : x
  2. Step 2: Convert to fraction form
    875,450.91/1,208,684.52 = 549,211.20/x
  3. Step 3: Cross multiply
    875,450.91x = 1,208,684.52 × 549,211.20
  4. Step 4: Simplify right side
    875,450.91x = 663,823,075,650.62
  5. Step 5: Solve for x
    x = 663,823,075,650.62/875,450.91
  6. Step 6: Final answer
    x = 758,264.19

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Double scale
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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.