Home / 717,666.92-1,076,508.06-307,280.93

Finding the Fourth Proportional to 717,666.92, 1,076,508.06 and 307,280.93

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Solution

The fourth proportional to 717,666.92, 1,076,508.06 and 307,280.93 is: 460,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,666.92 : 1,076,508.06 = 307,280.93 : x
  2. Step 2: Convert to fraction form
    717,666.92/1,076,508.06 = 307,280.93/x
  3. Step 3: Cross multiply
    717,666.92x = 1,076,508.06 × 307,280.93
  4. Step 4: Simplify right side
    717,666.92x = 330,790,392,446.76
  5. Step 5: Solve for x
    x = 330,790,392,446.76/717,666.92
  6. Step 6: Final answer
    x = 460,924.68

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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.