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Finding the Fourth Proportional to 630,342.84, 940,597.96 and 562,407.89

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Solution

The fourth proportional to 630,342.84, 940,597.96 and 562,407.89 is: 839,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,342.84 : 940,597.96 = 562,407.89 : x
  2. Step 2: Convert to fraction form
    630,342.84/940,597.96 = 562,407.89/x
  3. Step 3: Cross multiply
    630,342.84x = 940,597.96 × 562,407.89
  4. Step 4: Simplify right side
    630,342.84x = 528,999,707,912.90
  5. Step 5: Solve for x
    x = 528,999,707,912.90/630,342.84
  6. Step 6: Final answer
    x = 839,225.38

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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.