Home / 736,300.18-1,104,176.80-256,404.75

Finding the Fourth Proportional to 736,300.18, 1,104,176.80 and 256,404.75

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Solution

The fourth proportional to 736,300.18, 1,104,176.80 and 256,404.75 is: 384,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,300.18 : 1,104,176.80 = 256,404.75 : x
  2. Step 2: Convert to fraction form
    736,300.18/1,104,176.80 = 256,404.75/x
  3. Step 3: Cross multiply
    736,300.18x = 1,104,176.80 × 256,404.75
  4. Step 4: Simplify right side
    736,300.18x = 283,116,176,359.80
  5. Step 5: Solve for x
    x = 283,116,176,359.80/736,300.18
  6. Step 6: Final answer
    x = 384,511.89

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1.5x scale

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.