Home / 575,922.60-863,495.10-306,095.40

Finding the Fourth Proportional to 575,922.60, 863,495.10 and 306,095.40

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Solution

The fourth proportional to 575,922.60, 863,495.10 and 306,095.40 is: 458,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,922.60 : 863,495.10 = 306,095.40 : x
  2. Step 2: Convert to fraction form
    575,922.60/863,495.10 = 306,095.40/x
  3. Step 3: Cross multiply
    575,922.60x = 863,495.10 × 306,095.40
  4. Step 4: Simplify right side
    575,922.60x = 264,311,878,032.54
  5. Step 5: Solve for x
    x = 264,311,878,032.54/575,922.60
  6. Step 6: Final answer
    x = 458,936.46

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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.