Home / 754,903.77-1,041,423.95-448,806.48

Finding the Fourth Proportional to 754,903.77, 1,041,423.95 and 448,806.48

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Solution

The fourth proportional to 754,903.77, 1,041,423.95 and 448,806.48 is: 619,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,903.77 : 1,041,423.95 = 448,806.48 : x
  2. Step 2: Convert to fraction form
    754,903.77/1,041,423.95 = 448,806.48/x
  3. Step 3: Cross multiply
    754,903.77x = 1,041,423.95 × 448,806.48
  4. Step 4: Simplify right side
    754,903.77x = 467,397,818,309.21
  5. Step 5: Solve for x
    x = 467,397,818,309.21/754,903.77
  6. Step 6: Final answer
    x = 619,148.87

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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.