Home / 632,505.06-872,895.69-364,319.46

Finding the Fourth Proportional to 632,505.06, 872,895.69 and 364,319.46

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Solution

The fourth proportional to 632,505.06, 872,895.69 and 364,319.46 is: 502,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,505.06 : 872,895.69 = 364,319.46 : x
  2. Step 2: Convert to fraction form
    632,505.06/872,895.69 = 364,319.46/x
  3. Step 3: Cross multiply
    632,505.06x = 872,895.69 × 364,319.46
  4. Step 4: Simplify right side
    632,505.06x = 318,012,886,417.13
  5. Step 5: Solve for x
    x = 318,012,886,417.13/632,505.06
  6. Step 6: Final answer
    x = 502,783.15

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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.