Home / 598,336.12-898,112.76-299,031.40

Finding the Fourth Proportional to 598,336.12, 898,112.76 and 299,031.40

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Solution

The fourth proportional to 598,336.12, 898,112.76 and 299,031.40 is: 448,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,336.12 : 898,112.76 = 299,031.40 : x
  2. Step 2: Convert to fraction form
    598,336.12/898,112.76 = 299,031.40/x
  3. Step 3: Cross multiply
    598,336.12x = 898,112.76 × 299,031.40
  4. Step 4: Simplify right side
    598,336.12x = 268,563,915,980.66
  5. Step 5: Solve for x
    x = 268,563,915,980.66/598,336.12
  6. Step 6: Final answer
    x = 448,851.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.