Home / 804,931.40-1,206,014.70-524,304.20

Finding the Fourth Proportional to 804,931.40, 1,206,014.70 and 524,304.20

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Solution

The fourth proportional to 804,931.40, 1,206,014.70 and 524,304.20 is: 785,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,931.40 : 1,206,014.70 = 524,304.20 : x
  2. Step 2: Convert to fraction form
    804,931.40/1,206,014.70 = 524,304.20/x
  3. Step 3: Cross multiply
    804,931.40x = 1,206,014.70 × 524,304.20
  4. Step 4: Simplify right side
    804,931.40x = 632,318,572,471.74
  5. Step 5: Solve for x
    x = 632,318,572,471.74/804,931.40
  6. Step 6: Final answer
    x = 785,555.85

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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.