Home / 749,968.30-1,034,942.42-410,429.74

Finding the Fourth Proportional to 749,968.30, 1,034,942.42 and 410,429.74

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Solution

The fourth proportional to 749,968.30, 1,034,942.42 and 410,429.74 is: 566,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,968.30 : 1,034,942.42 = 410,429.74 : x
  2. Step 2: Convert to fraction form
    749,968.30/1,034,942.42 = 410,429.74/x
  3. Step 3: Cross multiply
    749,968.30x = 1,034,942.42 × 410,429.74
  4. Step 4: Simplify right side
    749,968.30x = 424,771,148,355.57
  5. Step 5: Solve for x
    x = 424,771,148,355.57/749,968.30
  6. Step 6: Final answer
    x = 566,385.47

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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.