Home / 760,384.96-1,140,692.64-551,598.40

Finding the Fourth Proportional to 760,384.96, 1,140,692.64 and 551,598.40

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Solution

The fourth proportional to 760,384.96, 1,140,692.64 and 551,598.40 is: 827,481.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,384.96 : 1,140,692.64 = 551,598.40 : x
  2. Step 2: Convert to fraction form
    760,384.96/1,140,692.64 = 551,598.40/x
  3. Step 3: Cross multiply
    760,384.96x = 1,140,692.64 × 551,598.40
  4. Step 4: Simplify right side
    760,384.96x = 629,204,235,115.78
  5. Step 5: Solve for x
    x = 629,204,235,115.78/760,384.96
  6. Step 6: Final answer
    x = 827,481.17

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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.