Home / 434,580.10-651,870.15-403,087.30

Finding the Fourth Proportional to 434,580.10, 651,870.15 and 403,087.30

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Solution

The fourth proportional to 434,580.10, 651,870.15 and 403,087.30 is: 604,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,580.10 : 651,870.15 = 403,087.30 : x
  2. Step 2: Convert to fraction form
    434,580.10/651,870.15 = 403,087.30/x
  3. Step 3: Cross multiply
    434,580.10x = 651,870.15 × 403,087.30
  4. Step 4: Simplify right side
    434,580.10x = 262,760,578,714.10
  5. Step 5: Solve for x
    x = 262,760,578,714.10/434,580.10
  6. Step 6: Final answer
    x = 604,630.95

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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.