Home / 734,962.40-1,102,443.60-511,013.60

Finding the Fourth Proportional to 734,962.40, 1,102,443.60 and 511,013.60

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Solution

The fourth proportional to 734,962.40, 1,102,443.60 and 511,013.60 is: 766,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,962.40 : 1,102,443.60 = 511,013.60 : x
  2. Step 2: Convert to fraction form
    734,962.40/1,102,443.60 = 511,013.60/x
  3. Step 3: Cross multiply
    734,962.40x = 1,102,443.60 × 511,013.60
  4. Step 4: Simplify right side
    734,962.40x = 563,363,672,832.96
  5. Step 5: Solve for x
    x = 563,363,672,832.96/734,962.40
  6. Step 6: Final answer
    x = 766,520.40

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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.