Home / 913,334.40-1,371,124.80-576,374.40

Finding the Fourth Proportional to 913,334.40, 1,371,124.80 and 576,374.40

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Solution

The fourth proportional to 913,334.40, 1,371,124.80 and 576,374.40 is: 865,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,334.40 : 1,371,124.80 = 576,374.40 : x
  2. Step 2: Convert to fraction form
    913,334.40/1,371,124.80 = 576,374.40/x
  3. Step 3: Cross multiply
    913,334.40x = 1,371,124.80 × 576,374.40
  4. Step 4: Simplify right side
    913,334.40x = 790,281,233,925.12
  5. Step 5: Solve for x
    x = 790,281,233,925.12/913,334.40
  6. Step 6: Final answer
    x = 865,270.41

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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.