Home / 804,909.60-1,208,746.80-569,901.60

Finding the Fourth Proportional to 804,909.60, 1,208,746.80 and 569,901.60

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Solution

The fourth proportional to 804,909.60, 1,208,746.80 and 569,901.60 is: 855,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,909.60 : 1,208,746.80 = 569,901.60 : x
  2. Step 2: Convert to fraction form
    804,909.60/1,208,746.80 = 569,901.60/x
  3. Step 3: Cross multiply
    804,909.60x = 1,208,746.80 × 569,901.60
  4. Step 4: Simplify right side
    804,909.60x = 688,866,735,314.88
  5. Step 5: Solve for x
    x = 688,866,735,314.88/804,909.60
  6. Step 6: Final answer
    x = 855,831.18

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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.