Home / 868,401.80-1,302,602.70-584,966.60

Finding the Fourth Proportional to 868,401.80, 1,302,602.70 and 584,966.60

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Solution

The fourth proportional to 868,401.80, 1,302,602.70 and 584,966.60 is: 877,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,401.80 : 1,302,602.70 = 584,966.60 : x
  2. Step 2: Convert to fraction form
    868,401.80/1,302,602.70 = 584,966.60/x
  3. Step 3: Cross multiply
    868,401.80x = 1,302,602.70 × 584,966.60
  4. Step 4: Simplify right side
    868,401.80x = 761,979,072,569.82
  5. Step 5: Solve for x
    x = 761,979,072,569.82/868,401.80
  6. Step 6: Final answer
    x = 877,449.90

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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.