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Finding the Fourth Proportional to 404,612,600.70, 606,918,901.05 and 302,575,928.70

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Solution

The fourth proportional to 404,612,600.70, 606,918,901.05 and 302,575,928.70 is: 453,863,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,612,600.70 : 606,918,901.05 = 302,575,928.70 : x
  2. Step 2: Convert to fraction form
    404,612,600.70/606,918,901.05 = 302,575,928.70/x
  3. Step 3: Cross multiply
    404,612,600.70x = 606,918,901.05 × 302,575,928.70
  4. Step 4: Simplify right side
    404,612,600.70x = 183,639,050,130,787,136
  5. Step 5: Solve for x
    x = 183,639,050,130,787,136/404,612,600.70
  6. Step 6: Final answer
    x = 453,863,893.05

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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.