Home / 632,905.28-873,406.44-346,424.48

Finding the Fourth Proportional to 632,905.28, 873,406.44 and 346,424.48

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Solution

The fourth proportional to 632,905.28, 873,406.44 and 346,424.48 is: 478,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,905.28 : 873,406.44 = 346,424.48 : x
  2. Step 2: Convert to fraction form
    632,905.28/873,406.44 = 346,424.48/x
  3. Step 3: Cross multiply
    632,905.28x = 873,406.44 × 346,424.48
  4. Step 4: Simplify right side
    632,905.28x = 302,569,371,805.65
  5. Step 5: Solve for x
    x = 302,569,371,805.65/632,905.28
  6. Step 6: Final answer
    x = 478,064.22

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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.