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Finding the Fourth Proportional to 472,237.77, 651,711.26 and 265,571.19

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Solution

The fourth proportional to 472,237.77, 651,711.26 and 265,571.19 is: 366,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,237.77 : 651,711.26 = 265,571.19 : x
  2. Step 2: Convert to fraction form
    472,237.77/651,711.26 = 265,571.19/x
  3. Step 3: Cross multiply
    472,237.77x = 651,711.26 × 265,571.19
  4. Step 4: Simplify right side
    472,237.77x = 173,075,733,526.74
  5. Step 5: Solve for x
    x = 173,075,733,526.74/472,237.77
  6. Step 6: Final answer
    x = 366,501.25

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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.