Home / 771,167.06-1,064,059.30-484,521.06

Finding the Fourth Proportional to 771,167.06, 1,064,059.30 and 484,521.06

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Solution

The fourth proportional to 771,167.06, 1,064,059.30 and 484,521.06 is: 668,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,167.06 : 1,064,059.30 = 484,521.06 : x
  2. Step 2: Convert to fraction form
    771,167.06/1,064,059.30 = 484,521.06/x
  3. Step 3: Cross multiply
    771,167.06x = 1,064,059.30 × 484,521.06
  4. Step 4: Simplify right side
    771,167.06x = 515,559,139,938.86
  5. Step 5: Solve for x
    x = 515,559,139,938.86/771,167.06
  6. Step 6: Final answer
    x = 668,544.04

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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.