Home / 830,016.30-1,245,024.45-732,038.70

Finding the Fourth Proportional to 830,016.30, 1,245,024.45 and 732,038.70

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Solution

The fourth proportional to 830,016.30, 1,245,024.45 and 732,038.70 is: 1,098,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,016.30 : 1,245,024.45 = 732,038.70 : x
  2. Step 2: Convert to fraction form
    830,016.30/1,245,024.45 = 732,038.70/x
  3. Step 3: Cross multiply
    830,016.30x = 1,245,024.45 × 732,038.70
  4. Step 4: Simplify right side
    830,016.30x = 911,406,079,846.22
  5. Step 5: Solve for x
    x = 911,406,079,846.22/830,016.30
  6. Step 6: Final answer
    x = 1,098,058.05

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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.