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Finding the Fourth Proportional to 607,258.95, 831,940.95 and 584,549.70

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Solution

The fourth proportional to 607,258.95, 831,940.95 and 584,549.70 is: 800,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,258.95 : 831,940.95 = 584,549.70 : x
  2. Step 2: Convert to fraction form
    607,258.95/831,940.95 = 584,549.70/x
  3. Step 3: Cross multiply
    607,258.95x = 831,940.95 × 584,549.70
  4. Step 4: Simplify right side
    607,258.95x = 486,310,832,740.22
  5. Step 5: Solve for x
    x = 486,310,832,740.22/607,258.95
  6. Step 6: Final answer
    x = 800,829.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.