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Finding the Fourth Proportional to 922,356.33, 1,383,954.86 and 473,392.47

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Solution

The fourth proportional to 922,356.33, 1,383,954.86 and 473,392.47 is: 710,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,356.33 : 1,383,954.86 = 473,392.47 : x
  2. Step 2: Convert to fraction form
    922,356.33/1,383,954.86 = 473,392.47/x
  3. Step 3: Cross multiply
    922,356.33x = 1,383,954.86 × 473,392.47
  4. Step 4: Simplify right side
    922,356.33x = 655,153,807,176.94
  5. Step 5: Solve for x
    x = 655,153,807,176.94/922,356.33
  6. Step 6: Final answer
    x = 710,304.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.