Home / 738,854.37-1,018,453.03-544,639.46

Finding the Fourth Proportional to 738,854.37, 1,018,453.03 and 544,639.46

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Solution

The fourth proportional to 738,854.37, 1,018,453.03 and 544,639.46 is: 750,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,854.37 : 1,018,453.03 = 544,639.46 : x
  2. Step 2: Convert to fraction form
    738,854.37/1,018,453.03 = 544,639.46/x
  3. Step 3: Cross multiply
    738,854.37x = 1,018,453.03 × 544,639.46
  4. Step 4: Simplify right side
    738,854.37x = 554,689,701,840.70
  5. Step 5: Solve for x
    x = 554,689,701,840.70/738,854.37
  6. Step 6: Final answer
    x = 750,742.94

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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.