Home / 988,141.32-1,363,109.13-601,075.08

Finding the Fourth Proportional to 988,141.32, 1,363,109.13 and 601,075.08

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Solution

The fourth proportional to 988,141.32, 1,363,109.13 and 601,075.08 is: 829,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,141.32 : 1,363,109.13 = 601,075.08 : x
  2. Step 2: Convert to fraction form
    988,141.32/1,363,109.13 = 601,075.08/x
  3. Step 3: Cross multiply
    988,141.32x = 1,363,109.13 × 601,075.08
  4. Step 4: Simplify right side
    988,141.32x = 819,330,929,363.48
  5. Step 5: Solve for x
    x = 819,330,929,363.48/988,141.32
  6. Step 6: Final answer
    x = 829,163.72

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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.