Home / 698,743.71-1,048,337.10-249,454.95

Finding the Fourth Proportional to 698,743.71, 1,048,337.10 and 249,454.95

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Solution

The fourth proportional to 698,743.71, 1,048,337.10 and 249,454.95 is: 374,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,743.71 : 1,048,337.10 = 249,454.95 : x
  2. Step 2: Convert to fraction form
    698,743.71/1,048,337.10 = 249,454.95/x
  3. Step 3: Cross multiply
    698,743.71x = 1,048,337.10 × 249,454.95
  4. Step 4: Simplify right side
    698,743.71x = 261,512,878,863.65
  5. Step 5: Solve for x
    x = 261,512,878,863.65/698,743.71
  6. Step 6: Final answer
    x = 374,261.51

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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.