Home / 988,142.32-1,363,110.51-601,076.08

Finding the Fourth Proportional to 988,142.32, 1,363,110.51 and 601,076.08

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Solution

The fourth proportional to 988,142.32, 1,363,110.51 and 601,076.08 is: 829,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,142.32 : 1,363,110.51 = 601,076.08 : x
  2. Step 2: Convert to fraction form
    988,142.32/1,363,110.51 = 601,076.08/x
  3. Step 3: Cross multiply
    988,142.32x = 1,363,110.51 × 601,076.08
  4. Step 4: Simplify right side
    988,142.32x = 819,333,121,957.60
  5. Step 5: Solve for x
    x = 819,333,121,957.60/988,142.32
  6. Step 6: Final answer
    x = 829,165.10

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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.