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Finding the Fourth Proportional to 562,580.34, 776,363.34 and 304,457.32

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Solution

The fourth proportional to 562,580.34, 776,363.34 and 304,457.32 is: 420,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,580.34 : 776,363.34 = 304,457.32 : x
  2. Step 2: Convert to fraction form
    562,580.34/776,363.34 = 304,457.32/x
  3. Step 3: Cross multiply
    562,580.34x = 776,363.34 × 304,457.32
  4. Step 4: Simplify right side
    562,580.34x = 236,369,503,954.82
  5. Step 5: Solve for x
    x = 236,369,503,954.82/562,580.34
  6. Step 6: Final answer
    x = 420,152.45

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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.