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Finding the Fourth Proportional to 548,410.95, 822,284.33 and 358,642.26

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Solution

The fourth proportional to 548,410.95, 822,284.33 and 358,642.26 is: 537,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,410.95 : 822,284.33 = 358,642.26 : x
  2. Step 2: Convert to fraction form
    548,410.95/822,284.33 = 358,642.26/x
  3. Step 3: Cross multiply
    548,410.95x = 822,284.33 × 358,642.26
  4. Step 4: Simplify right side
    548,410.95x = 294,905,908,680.57
  5. Step 5: Solve for x
    x = 294,905,908,680.57/548,410.95
  6. Step 6: Final answer
    x = 537,746.21

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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.