Home / 965,325.30-1,332,148.90-535,608.50

Finding the Fourth Proportional to 965,325.30, 1,332,148.90 and 535,608.50

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Solution

The fourth proportional to 965,325.30, 1,332,148.90 and 535,608.50 is: 739,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,325.30 : 1,332,148.90 = 535,608.50 : x
  2. Step 2: Convert to fraction form
    965,325.30/1,332,148.90 = 535,608.50/x
  3. Step 3: Cross multiply
    965,325.30x = 1,332,148.90 × 535,608.50
  4. Step 4: Simplify right side
    965,325.30x = 713,510,274,105.65
  5. Step 5: Solve for x
    x = 713,510,274,105.65/965,325.30
  6. Step 6: Final answer
    x = 739,139.72

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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.