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Finding the Fourth Proportional to 562,851.95, 776,735.93 and 304,728.89

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Solution

The fourth proportional to 562,851.95, 776,735.93 and 304,728.89 is: 420,526.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,851.95 : 776,735.93 = 304,728.89 : x
  2. Step 2: Convert to fraction form
    562,851.95/776,735.93 = 304,728.89/x
  3. Step 3: Cross multiply
    562,851.95x = 776,735.93 × 304,728.89
  4. Step 4: Simplify right side
    562,851.95x = 236,693,874,650.16
  5. Step 5: Solve for x
    x = 236,693,874,650.16/562,851.95
  6. Step 6: Final answer
    x = 420,526.00

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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.