Home / 1,308,783.30-1,963,218.63-362,074.74

Finding the Fourth Proportional to 1,308,783.30, 1,963,218.63 and 362,074.74

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Solution

The fourth proportional to 1,308,783.30, 1,963,218.63 and 362,074.74 is: 543,124.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,783.30 : 1,963,218.63 = 362,074.74 : x
  2. Step 2: Convert to fraction form
    1,308,783.30/1,963,218.63 = 362,074.74/x
  3. Step 3: Cross multiply
    1,308,783.30x = 1,963,218.63 × 362,074.74
  4. Step 4: Simplify right side
    1,308,783.30x = 710,831,875,020.41
  5. Step 5: Solve for x
    x = 710,831,875,020.41/1,308,783.30
  6. Step 6: Final answer
    x = 543,124.19

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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.