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Finding the Fourth Proportional to 473,489.64, 710,240.94 and 264,457.80

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Solution

The fourth proportional to 473,489.64, 710,240.94 and 264,457.80 is: 396,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,489.64 : 710,240.94 = 264,457.80 : x
  2. Step 2: Convert to fraction form
    473,489.64/710,240.94 = 264,457.80/x
  3. Step 3: Cross multiply
    473,489.64x = 710,240.94 × 264,457.80
  4. Step 4: Simplify right side
    473,489.64x = 187,828,756,462.33
  5. Step 5: Solve for x
    x = 187,828,756,462.33/473,489.64
  6. Step 6: Final answer
    x = 396,690.32

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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.