Home / 748,827.95-1,033,455.24-443,002.86

Finding the Fourth Proportional to 748,827.95, 1,033,455.24 and 443,002.86

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Solution

The fourth proportional to 748,827.95, 1,033,455.24 and 443,002.86 is: 611,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,827.95 : 1,033,455.24 = 443,002.86 : x
  2. Step 2: Convert to fraction form
    748,827.95/1,033,455.24 = 443,002.86/x
  3. Step 3: Cross multiply
    748,827.95x = 1,033,455.24 × 443,002.86
  4. Step 4: Simplify right side
    748,827.95x = 457,823,627,001.99
  5. Step 5: Solve for x
    x = 457,823,627,001.99/748,827.95
  6. Step 6: Final answer
    x = 611,386.94

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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.