Home / 1,255,381.92-1,883,038.08-456,678.24

Finding the Fourth Proportional to 1,255,381.92, 1,883,038.08 and 456,678.24

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Solution

The fourth proportional to 1,255,381.92, 1,883,038.08 and 456,678.24 is: 685,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,381.92 : 1,883,038.08 = 456,678.24 : x
  2. Step 2: Convert to fraction form
    1,255,381.92/1,883,038.08 = 456,678.24/x
  3. Step 3: Cross multiply
    1,255,381.92x = 1,883,038.08 × 456,678.24
  4. Step 4: Simplify right side
    1,255,381.92x = 859,942,516,227.38
  5. Step 5: Solve for x
    x = 859,942,516,227.38/1,255,381.92
  6. Step 6: Final answer
    x = 685,004.70

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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.