Home / 797,429.72-1,100,479.59-434,873.45

Finding the Fourth Proportional to 797,429.72, 1,100,479.59 and 434,873.45

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Solution

The fourth proportional to 797,429.72, 1,100,479.59 and 434,873.45 is: 600,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,429.72 : 1,100,479.59 = 434,873.45 : x
  2. Step 2: Convert to fraction form
    797,429.72/1,100,479.59 = 434,873.45/x
  3. Step 3: Cross multiply
    797,429.72x = 1,100,479.59 × 434,873.45
  4. Step 4: Simplify right side
    797,429.72x = 478,569,350,455.49
  5. Step 5: Solve for x
    x = 478,569,350,455.49/797,429.72
  6. Step 6: Final answer
    x = 600,139.85

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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.