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Finding the Fourth Proportional to 1,050,078, 1,575,117 and 302,124

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Solution

The fourth proportional to 1,050,078, 1,575,117 and 302,124 is: 453,186

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,078 : 1,575,117 = 302,124 : x
  2. Step 2: Convert to fraction form
    1,050,078/1,575,117 = 302,124/x
  3. Step 3: Cross multiply
    1,050,078x = 1,575,117 × 302,124
  4. Step 4: Simplify right side
    1,050,078x = 475,880,648,508
  5. Step 5: Solve for x
    x = 475,880,648,508/1,050,078
  6. Step 6: Final answer
    x = 453,186

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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.