Home / 926,276.70-1,389,069.45-365,195.10

Finding the Fourth Proportional to 926,276.70, 1,389,069.45 and 365,195.10

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Solution

The fourth proportional to 926,276.70, 1,389,069.45 and 365,195.10 is: 547,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,276.70 : 1,389,069.45 = 365,195.10 : x
  2. Step 2: Convert to fraction form
    926,276.70/1,389,069.45 = 365,195.10/x
  3. Step 3: Cross multiply
    926,276.70x = 1,389,069.45 × 365,195.10
  4. Step 4: Simplify right side
    926,276.70x = 507,281,356,699.70
  5. Step 5: Solve for x
    x = 507,281,356,699.70/926,276.70
  6. Step 6: Final answer
    x = 547,656.39

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Double scale
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Similar ratio
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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.