Home / 692,764.20-1,039,146.30-607,055.40

Finding the Fourth Proportional to 692,764.20, 1,039,146.30 and 607,055.40

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Solution

The fourth proportional to 692,764.20, 1,039,146.30 and 607,055.40 is: 910,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,764.20 : 1,039,146.30 = 607,055.40 : x
  2. Step 2: Convert to fraction form
    692,764.20/1,039,146.30 = 607,055.40/x
  3. Step 3: Cross multiply
    692,764.20x = 1,039,146.30 × 607,055.40
  4. Step 4: Simplify right side
    692,764.20x = 630,819,372,805.02
  5. Step 5: Solve for x
    x = 630,819,372,805.02/692,764.20
  6. Step 6: Final answer
    x = 910,583.10

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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.