Home / 1,565,510.23-2,348,286.95-443,578.15

Finding the Fourth Proportional to 1,565,510.23, 2,348,286.95 and 443,578.15

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Solution

The fourth proportional to 1,565,510.23, 2,348,286.95 and 443,578.15 is: 665,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,510.23 : 2,348,286.95 = 443,578.15 : x
  2. Step 2: Convert to fraction form
    1,565,510.23/2,348,286.95 = 443,578.15/x
  3. Step 3: Cross multiply
    1,565,510.23x = 2,348,286.95 × 443,578.15
  4. Step 4: Simplify right side
    1,565,510.23x = 1,041,648,778,732.25
  5. Step 5: Solve for x
    x = 1,041,648,778,732.25/1,565,510.23
  6. Step 6: Final answer
    x = 665,373.35

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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.