Home / 846,855.47-1,168,655.55-459,678.57

Finding the Fourth Proportional to 846,855.47, 1,168,655.55 and 459,678.57

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Solution

The fourth proportional to 846,855.47, 1,168,655.55 and 459,678.57 is: 634,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,855.47 : 1,168,655.55 = 459,678.57 : x
  2. Step 2: Convert to fraction form
    846,855.47/1,168,655.55 = 459,678.57/x
  3. Step 3: Cross multiply
    846,855.47x = 1,168,655.55 × 459,678.57
  4. Step 4: Simplify right side
    846,855.47x = 537,205,912,046.56
  5. Step 5: Solve for x
    x = 537,205,912,046.56/846,855.47
  6. Step 6: Final answer
    x = 634,353.72

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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.