Home / 839,646.68-1,158,714.18-549,457.29

Finding the Fourth Proportional to 839,646.68, 1,158,714.18 and 549,457.29

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Solution

The fourth proportional to 839,646.68, 1,158,714.18 and 549,457.29 is: 758,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,646.68 : 1,158,714.18 = 549,457.29 : x
  2. Step 2: Convert to fraction form
    839,646.68/1,158,714.18 = 549,457.29/x
  3. Step 3: Cross multiply
    839,646.68x = 1,158,714.18 × 549,457.29
  4. Step 4: Simplify right side
    839,646.68x = 636,663,953,227.37
  5. Step 5: Solve for x
    x = 636,663,953,227.37/839,646.68
  6. Step 6: Final answer
    x = 758,252.22

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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.