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Finding the Fourth Proportional to 514,625.32, 710,222.34 and 323,802.28

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Solution

The fourth proportional to 514,625.32, 710,222.34 and 323,802.28 is: 446,871.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,625.32 : 710,222.34 = 323,802.28 : x
  2. Step 2: Convert to fraction form
    514,625.32/710,222.34 = 323,802.28/x
  3. Step 3: Cross multiply
    514,625.32x = 710,222.34 × 323,802.28
  4. Step 4: Simplify right side
    514,625.32x = 229,971,612,998.94
  5. Step 5: Solve for x
    x = 229,971,612,998.94/514,625.32
  6. Step 6: Final answer
    x = 446,871.94

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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.