Home / 1,127,559.45-1,691,587.95-328,903.50

Finding the Fourth Proportional to 1,127,559.45, 1,691,587.95 and 328,903.50

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Solution

The fourth proportional to 1,127,559.45, 1,691,587.95 and 328,903.50 is: 493,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,559.45 : 1,691,587.95 = 328,903.50 : x
  2. Step 2: Convert to fraction form
    1,127,559.45/1,691,587.95 = 328,903.50/x
  3. Step 3: Cross multiply
    1,127,559.45x = 1,691,587.95 × 328,903.50
  4. Step 4: Simplify right side
    1,127,559.45x = 556,369,197,312.83
  5. Step 5: Solve for x
    x = 556,369,197,312.83/1,127,559.45
  6. Step 6: Final answer
    x = 493,427.82

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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.