Home / 590,582.32-885,946.56-211,543.72

Finding the Fourth Proportional to 590,582.32, 885,946.56 and 211,543.72

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Solution

The fourth proportional to 590,582.32, 885,946.56 and 211,543.72 is: 317,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,582.32 : 885,946.56 = 211,543.72 : x
  2. Step 2: Convert to fraction form
    590,582.32/885,946.56 = 211,543.72/x
  3. Step 3: Cross multiply
    590,582.32x = 885,946.56 × 211,543.72
  4. Step 4: Simplify right side
    590,582.32x = 187,416,431,023.60
  5. Step 5: Solve for x
    x = 187,416,431,023.60/590,582.32
  6. Step 6: Final answer
    x = 317,341.76

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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.