Home / 734,312.10-1,101,869.55-285,050.82

Finding the Fourth Proportional to 734,312.10, 1,101,869.55 and 285,050.82

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Solution

The fourth proportional to 734,312.10, 1,101,869.55 and 285,050.82 is: 427,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,312.10 : 1,101,869.55 = 285,050.82 : x
  2. Step 2: Convert to fraction form
    734,312.10/1,101,869.55 = 285,050.82/x
  3. Step 3: Cross multiply
    734,312.10x = 1,101,869.55 × 285,050.82
  4. Step 4: Simplify right side
    734,312.10x = 314,088,818,760.53
  5. Step 5: Solve for x
    x = 314,088,818,760.53/734,312.10
  6. Step 6: Final answer
    x = 427,732.05

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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.