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Finding the Fourth Proportional to 556,025.58, 767,306.97 and 314,299.62

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Solution

The fourth proportional to 556,025.58, 767,306.97 and 314,299.62 is: 433,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,025.58 : 767,306.97 = 314,299.62 : x
  2. Step 2: Convert to fraction form
    556,025.58/767,306.97 = 314,299.62/x
  3. Step 3: Cross multiply
    556,025.58x = 767,306.97 × 314,299.62
  4. Step 4: Simplify right side
    556,025.58x = 241,164,289,094.35
  5. Step 5: Solve for x
    x = 241,164,289,094.35/556,025.58
  6. Step 6: Final answer
    x = 433,728.77

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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.