Home / 871,499.04-1,202,482.12-508,758.28

Finding the Fourth Proportional to 871,499.04, 1,202,482.12 and 508,758.28

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Solution

The fourth proportional to 871,499.04, 1,202,482.12 and 508,758.28 is: 701,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,499.04 : 1,202,482.12 = 508,758.28 : x
  2. Step 2: Convert to fraction form
    871,499.04/1,202,482.12 = 508,758.28/x
  3. Step 3: Cross multiply
    871,499.04x = 1,202,482.12 × 508,758.28
  4. Step 4: Simplify right side
    871,499.04x = 611,772,735,101.95
  5. Step 5: Solve for x
    x = 611,772,735,101.95/871,499.04
  6. Step 6: Final answer
    x = 701,977.52

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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.