Home / 763,592.48-1,054,284.80-477,241.28

Finding the Fourth Proportional to 763,592.48, 1,054,284.80 and 477,241.28

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Solution

The fourth proportional to 763,592.48, 1,054,284.80 and 477,241.28 is: 658,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,592.48 : 1,054,284.80 = 477,241.28 : x
  2. Step 2: Convert to fraction form
    763,592.48/1,054,284.80 = 477,241.28/x
  3. Step 3: Cross multiply
    763,592.48x = 1,054,284.80 × 477,241.28
  4. Step 4: Simplify right side
    763,592.48x = 503,148,227,436.54
  5. Step 5: Solve for x
    x = 503,148,227,436.54/763,592.48
  6. Step 6: Final answer
    x = 658,922.45

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Double scale
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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.