Home / 903,778.69-1,354,393.70-499,153.32

Finding the Fourth Proportional to 903,778.69, 1,354,393.70 and 499,153.32

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Solution

The fourth proportional to 903,778.69, 1,354,393.70 and 499,153.32 is: 748,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,778.69 : 1,354,393.70 = 499,153.32 : x
  2. Step 2: Convert to fraction form
    903,778.69/1,354,393.70 = 499,153.32/x
  3. Step 3: Cross multiply
    903,778.69x = 1,354,393.70 × 499,153.32
  4. Step 4: Simplify right side
    903,778.69x = 676,050,106,418.00
  5. Step 5: Solve for x
    x = 676,050,106,418.00/903,778.69
  6. Step 6: Final answer
    x = 748,026.16

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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.