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Finding the Fourth Proportional to 555,455.10, 833,182.65 and 366,498.30

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Solution

The fourth proportional to 555,455.10, 833,182.65 and 366,498.30 is: 549,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,455.10 : 833,182.65 = 366,498.30 : x
  2. Step 2: Convert to fraction form
    555,455.10/833,182.65 = 366,498.30/x
  3. Step 3: Cross multiply
    555,455.10x = 833,182.65 × 366,498.30
  4. Step 4: Simplify right side
    555,455.10x = 305,360,024,814.50
  5. Step 5: Solve for x
    x = 305,360,024,814.50/555,455.10
  6. Step 6: Final answer
    x = 549,747.45

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Double scale
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Similar ratio
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1.5x scale

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.