Home / 910,102.40-1,366,276.80-573,142.40

Finding the Fourth Proportional to 910,102.40, 1,366,276.80 and 573,142.40

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Solution

The fourth proportional to 910,102.40, 1,366,276.80 and 573,142.40 is: 860,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,102.40 : 1,366,276.80 = 573,142.40 : x
  2. Step 2: Convert to fraction form
    910,102.40/1,366,276.80 = 573,142.40/x
  3. Step 3: Cross multiply
    910,102.40x = 1,366,276.80 × 573,142.40
  4. Step 4: Simplify right side
    910,102.40x = 783,071,164,216.32
  5. Step 5: Solve for x
    x = 783,071,164,216.32/910,102.40
  6. Step 6: Final answer
    x = 860,420.94

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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.