Home / 875,819.43-1,208,714.54-549,184.47

Finding the Fourth Proportional to 875,819.43, 1,208,714.54 and 549,184.47

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Solution

The fourth proportional to 875,819.43, 1,208,714.54 and 549,184.47 is: 757,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,819.43 : 1,208,714.54 = 549,184.47 : x
  2. Step 2: Convert to fraction form
    875,819.43/1,208,714.54 = 549,184.47/x
  3. Step 3: Cross multiply
    875,819.43x = 1,208,714.54 × 549,184.47
  4. Step 4: Simplify right side
    875,819.43x = 663,807,251,285.27
  5. Step 5: Solve for x
    x = 663,807,251,285.27/875,819.43
  6. Step 6: Final answer
    x = 757,927.07

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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.