Home / 884,392.02-1,326,657.29-315,895.95

Finding the Fourth Proportional to 884,392.02, 1,326,657.29 and 315,895.95

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Solution

The fourth proportional to 884,392.02, 1,326,657.29 and 315,895.95 is: 473,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,392.02 : 1,326,657.29 = 315,895.95 : x
  2. Step 2: Convert to fraction form
    884,392.02/1,326,657.29 = 315,895.95/x
  3. Step 3: Cross multiply
    884,392.02x = 1,326,657.29 × 315,895.95
  4. Step 4: Simplify right side
    884,392.02x = 419,085,663,369.50
  5. Step 5: Solve for x
    x = 419,085,663,369.50/884,392.02
  6. Step 6: Final answer
    x = 473,868.66

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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.