Home / 734,146.15-1,013,033.11-407,457.55

Finding the Fourth Proportional to 734,146.15, 1,013,033.11 and 407,457.55

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Solution

The fourth proportional to 734,146.15, 1,013,033.11 and 407,457.55 is: 562,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,146.15 : 1,013,033.11 = 407,457.55 : x
  2. Step 2: Convert to fraction form
    734,146.15/1,013,033.11 = 407,457.55/x
  3. Step 3: Cross multiply
    734,146.15x = 1,013,033.11 × 407,457.55
  4. Step 4: Simplify right side
    734,146.15x = 412,767,989,069.48
  5. Step 5: Solve for x
    x = 412,767,989,069.48/734,146.15
  6. Step 6: Final answer
    x = 562,242.26

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.