Home / 402,941.90-604,204.77-118,595.45

Finding the Fourth Proportional to 402,941.90, 604,204.77 and 118,595.45

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Solution

The fourth proportional to 402,941.90, 604,204.77 and 118,595.45 is: 177,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,941.90 : 604,204.77 = 118,595.45 : x
  2. Step 2: Convert to fraction form
    402,941.90/604,204.77 = 118,595.45/x
  3. Step 3: Cross multiply
    402,941.90x = 604,204.77 × 118,595.45
  4. Step 4: Simplify right side
    402,941.90x = 71,655,936,590.30
  5. Step 5: Solve for x
    x = 71,655,936,590.30/402,941.90
  6. Step 6: Final answer
    x = 177,831.93

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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.