Home / 846,875.85-1,168,689.80-459,691.02

Finding the Fourth Proportional to 846,875.85, 1,168,689.80 and 459,691.02

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Solution

The fourth proportional to 846,875.85, 1,168,689.80 and 459,691.02 is: 634,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,875.85 : 1,168,689.80 = 459,691.02 : x
  2. Step 2: Convert to fraction form
    846,875.85/1,168,689.80 = 459,691.02/x
  3. Step 3: Cross multiply
    846,875.85x = 1,168,689.80 × 459,691.02
  4. Step 4: Simplify right side
    846,875.85x = 537,236,203,927.14
  5. Step 5: Solve for x
    x = 537,236,203,927.14/846,875.85
  6. Step 6: Final answer
    x = 634,374.22

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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.