Home / 1,017,352.60-1,526,271.90-307,387.60

Finding the Fourth Proportional to 1,017,352.60, 1,526,271.90 and 307,387.60

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Solution

The fourth proportional to 1,017,352.60, 1,526,271.90 and 307,387.60 is: 461,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,352.60 : 1,526,271.90 = 307,387.60 : x
  2. Step 2: Convert to fraction form
    1,017,352.60/1,526,271.90 = 307,387.60/x
  3. Step 3: Cross multiply
    1,017,352.60x = 1,526,271.90 × 307,387.60
  4. Step 4: Simplify right side
    1,017,352.60x = 469,157,056,288.44
  5. Step 5: Solve for x
    x = 469,157,056,288.44/1,017,352.60
  6. Step 6: Final answer
    x = 461,154.82

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Double scale
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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.