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Finding the Fourth Proportional to 564,650.68, 842,914.40 and 483,818.23

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Solution

The fourth proportional to 564,650.68, 842,914.40 and 483,818.23 is: 722,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,650.68 : 842,914.40 = 483,818.23 : x
  2. Step 2: Convert to fraction form
    564,650.68/842,914.40 = 483,818.23/x
  3. Step 3: Cross multiply
    564,650.68x = 842,914.40 × 483,818.23
  4. Step 4: Simplify right side
    564,650.68x = 407,817,353,049.51
  5. Step 5: Solve for x
    x = 407,817,353,049.51/564,650.68
  6. Step 6: Final answer
    x = 722,247.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.