Home / 868,362.40-1,302,543.60-584,927.20

Finding the Fourth Proportional to 868,362.40, 1,302,543.60 and 584,927.20

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Solution

The fourth proportional to 868,362.40, 1,302,543.60 and 584,927.20 is: 877,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,362.40 : 1,302,543.60 = 584,927.20 : x
  2. Step 2: Convert to fraction form
    868,362.40/1,302,543.60 = 584,927.20/x
  3. Step 3: Cross multiply
    868,362.40x = 1,302,543.60 × 584,927.20
  4. Step 4: Simplify right side
    868,362.40x = 761,893,180,825.92
  5. Step 5: Solve for x
    x = 761,893,180,825.92/868,362.40
  6. Step 6: Final answer
    x = 877,390.80

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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.