Home / 691,806.10-1,035,635.55-608,862.10

Finding the Fourth Proportional to 691,806.10, 1,035,635.55 and 608,862.10

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Solution

The fourth proportional to 691,806.10, 1,035,635.55 and 608,862.10 is: 911,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,806.10 : 1,035,635.55 = 608,862.10 : x
  2. Step 2: Convert to fraction form
    691,806.10/1,035,635.55 = 608,862.10/x
  3. Step 3: Cross multiply
    691,806.10x = 1,035,635.55 × 608,862.10
  4. Step 4: Simplify right side
    691,806.10x = 630,559,235,807.66
  5. Step 5: Solve for x
    x = 630,559,235,807.66/691,806.10
  6. Step 6: Final answer
    x = 911,468.16

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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.