Home / 632,046.51-872,225.75-345,585.08

Finding the Fourth Proportional to 632,046.51, 872,225.75 and 345,585.08

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Solution

The fourth proportional to 632,046.51, 872,225.75 and 345,585.08 is: 476,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,046.51 : 872,225.75 = 345,585.08 : x
  2. Step 2: Convert to fraction form
    632,046.51/872,225.75 = 345,585.08/x
  3. Step 3: Cross multiply
    632,046.51x = 872,225.75 × 345,585.08
  4. Step 4: Simplify right side
    632,046.51x = 301,428,208,636.34
  5. Step 5: Solve for x
    x = 301,428,208,636.34/632,046.51
  6. Step 6: Final answer
    x = 476,908.27

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1.5x scale

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.