Home / 724,816.30-1,000,746.90-453,006.37

Finding the Fourth Proportional to 724,816.30, 1,000,746.90 and 453,006.37

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Solution

The fourth proportional to 724,816.30, 1,000,746.90 and 453,006.37 is: 625,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,816.30 : 1,000,746.90 = 453,006.37 : x
  2. Step 2: Convert to fraction form
    724,816.30/1,000,746.90 = 453,006.37/x
  3. Step 3: Cross multiply
    724,816.30x = 1,000,746.90 × 453,006.37
  4. Step 4: Simplify right side
    724,816.30x = 453,344,721,708.69
  5. Step 5: Solve for x
    x = 453,344,721,708.69/724,816.30
  6. Step 6: Final answer
    x = 625,461.54

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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.