Home / 736,916.40-1,105,374.78-263,573.40

Finding the Fourth Proportional to 736,916.40, 1,105,374.78 and 263,573.40

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Solution

The fourth proportional to 736,916.40, 1,105,374.78 and 263,573.40 is: 395,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,916.40 : 1,105,374.78 = 263,573.40 : x
  2. Step 2: Convert to fraction form
    736,916.40/1,105,374.78 = 263,573.40/x
  3. Step 3: Cross multiply
    736,916.40x = 1,105,374.78 × 263,573.40
  4. Step 4: Simplify right side
    736,916.40x = 291,347,389,038.85
  5. Step 5: Solve for x
    x = 291,347,389,038.85/736,916.40
  6. Step 6: Final answer
    x = 395,360.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.