Home / 698,411.34-1,046,739.46-298,582.18

Finding the Fourth Proportional to 698,411.34, 1,046,739.46 and 298,582.18

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Solution

The fourth proportional to 698,411.34, 1,046,739.46 and 298,582.18 is: 447,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,411.34 : 1,046,739.46 = 298,582.18 : x
  2. Step 2: Convert to fraction form
    698,411.34/1,046,739.46 = 298,582.18/x
  3. Step 3: Cross multiply
    698,411.34x = 1,046,739.46 × 298,582.18
  4. Step 4: Simplify right side
    698,411.34x = 312,537,749,858.82
  5. Step 5: Solve for x
    x = 312,537,749,858.82/698,411.34
  6. Step 6: Final answer
    x = 447,498.10

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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.