Home / 899,265.30-1,348,897.95-698,498.70

Finding the Fourth Proportional to 899,265.30, 1,348,897.95 and 698,498.70

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Solution

The fourth proportional to 899,265.30, 1,348,897.95 and 698,498.70 is: 1,047,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,265.30 : 1,348,897.95 = 698,498.70 : x
  2. Step 2: Convert to fraction form
    899,265.30/1,348,897.95 = 698,498.70/x
  3. Step 3: Cross multiply
    899,265.30x = 1,348,897.95 × 698,498.70
  4. Step 4: Simplify right side
    899,265.30x = 942,203,464,507.67
  5. Step 5: Solve for x
    x = 942,203,464,507.67/899,265.30
  6. Step 6: Final answer
    x = 1,047,748.05

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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.