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Finding the Fourth Proportional to 304,543.10, 456,814.65 and 210,064.70

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Solution

The fourth proportional to 304,543.10, 456,814.65 and 210,064.70 is: 315,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,543.10 : 456,814.65 = 210,064.70 : x
  2. Step 2: Convert to fraction form
    304,543.10/456,814.65 = 210,064.70/x
  3. Step 3: Cross multiply
    304,543.10x = 456,814.65 × 210,064.70
  4. Step 4: Simplify right side
    304,543.10x = 95,960,632,407.86
  5. Step 5: Solve for x
    x = 95,960,632,407.86/304,543.10
  6. Step 6: Final answer
    x = 315,097.05

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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.