Home / 749,798.34-1,124,701.83-306,566.34

Finding the Fourth Proportional to 749,798.34, 1,124,701.83 and 306,566.34

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Solution

The fourth proportional to 749,798.34, 1,124,701.83 and 306,566.34 is: 459,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,798.34 : 1,124,701.83 = 306,566.34 : x
  2. Step 2: Convert to fraction form
    749,798.34/1,124,701.83 = 306,566.34/x
  3. Step 3: Cross multiply
    749,798.34x = 1,124,701.83 × 306,566.34
  4. Step 4: Simplify right side
    749,798.34x = 344,795,723,614.40
  5. Step 5: Solve for x
    x = 344,795,723,614.40/749,798.34
  6. Step 6: Final answer
    x = 459,851.28

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Double scale
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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.