Home / 875,192.30-1,312,788.45-698,045.30

Finding the Fourth Proportional to 875,192.30, 1,312,788.45 and 698,045.30

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Solution

The fourth proportional to 875,192.30, 1,312,788.45 and 698,045.30 is: 1,047,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,192.30 : 1,312,788.45 = 698,045.30 : x
  2. Step 2: Convert to fraction form
    875,192.30/1,312,788.45 = 698,045.30/x
  3. Step 3: Cross multiply
    875,192.30x = 1,312,788.45 × 698,045.30
  4. Step 4: Simplify right side
    875,192.30x = 916,385,807,416.79
  5. Step 5: Solve for x
    x = 916,385,807,416.79/875,192.30
  6. Step 6: Final answer
    x = 1,047,067.95

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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.