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Finding the Fourth Proportional to 472,347.76, 651,807.30 and 265,647.10

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Solution

The fourth proportional to 472,347.76, 651,807.30 and 265,647.10 is: 366,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,347.76 : 651,807.30 = 265,647.10 : x
  2. Step 2: Convert to fraction form
    472,347.76/651,807.30 = 265,647.10/x
  3. Step 3: Cross multiply
    472,347.76x = 651,807.30 × 265,647.10
  4. Step 4: Simplify right side
    472,347.76x = 173,150,719,003.83
  5. Step 5: Solve for x
    x = 173,150,719,003.83/472,347.76
  6. Step 6: Final answer
    x = 366,574.66

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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.