Home / 749,441.84-1,034,203.95-427,255.70

Finding the Fourth Proportional to 749,441.84, 1,034,203.95 and 427,255.70

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Solution

The fourth proportional to 749,441.84, 1,034,203.95 and 427,255.70 is: 589,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,441.84 : 1,034,203.95 = 427,255.70 : x
  2. Step 2: Convert to fraction form
    749,441.84/1,034,203.95 = 427,255.70/x
  3. Step 3: Cross multiply
    749,441.84x = 1,034,203.95 × 427,255.70
  4. Step 4: Simplify right side
    749,441.84x = 441,869,527,429.00
  5. Step 5: Solve for x
    x = 441,869,527,429.00/749,441.84
  6. Step 6: Final answer
    x = 589,598.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.