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Finding the Fourth Proportional to 564,811.16, 847,216.72 and 265,498.34

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Solution

The fourth proportional to 564,811.16, 847,216.72 and 265,498.34 is: 398,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,811.16 : 847,216.72 = 265,498.34 : x
  2. Step 2: Convert to fraction form
    564,811.16/847,216.72 = 265,498.34/x
  3. Step 3: Cross multiply
    564,811.16x = 847,216.72 × 265,498.34
  4. Step 4: Simplify right side
    564,811.16x = 224,934,632,780.25
  5. Step 5: Solve for x
    x = 224,934,632,780.25/564,811.16
  6. Step 6: Final answer
    x = 398,247.50

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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.