Home / 671,277.68-1,006,482.60-287,277.24

Finding the Fourth Proportional to 671,277.68, 1,006,482.60 and 287,277.24

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Solution

The fourth proportional to 671,277.68, 1,006,482.60 and 287,277.24 is: 430,730.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,277.68 : 1,006,482.60 = 287,277.24 : x
  2. Step 2: Convert to fraction form
    671,277.68/1,006,482.60 = 287,277.24/x
  3. Step 3: Cross multiply
    671,277.68x = 1,006,482.60 × 287,277.24
  4. Step 4: Simplify right side
    671,277.68x = 289,139,543,436.02
  5. Step 5: Solve for x
    x = 289,139,543,436.02/671,277.68
  6. Step 6: Final answer
    x = 430,730.16

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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.