Home / 891,025.02-1,336,226.49-358,407.90

Finding the Fourth Proportional to 891,025.02, 1,336,226.49 and 358,407.90

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Solution

The fourth proportional to 891,025.02, 1,336,226.49 and 358,407.90 is: 537,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,025.02 : 1,336,226.49 = 358,407.90 : x
  2. Step 2: Convert to fraction form
    891,025.02/1,336,226.49 = 358,407.90/x
  3. Step 3: Cross multiply
    891,025.02x = 1,336,226.49 × 358,407.90
  4. Step 4: Simplify right side
    891,025.02x = 478,914,130,205.27
  5. Step 5: Solve for x
    x = 478,914,130,205.27/891,025.02
  6. Step 6: Final answer
    x = 537,486.74

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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.