Home / 603,048,320.40-904,572,480.60-396,424,059.60

Finding the Fourth Proportional to 603,048,320.40, 904,572,480.60 and 396,424,059.60

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Solution

The fourth proportional to 603,048,320.40, 904,572,480.60 and 396,424,059.60 is: 594,636,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,048,320.40 : 904,572,480.60 = 396,424,059.60 : x
  2. Step 2: Convert to fraction form
    603,048,320.40/904,572,480.60 = 396,424,059.60/x
  3. Step 3: Cross multiply
    603,048,320.40x = 904,572,480.60 × 396,424,059.60
  4. Step 4: Simplify right side
    603,048,320.40x = 358,594,294,961,894,272
  5. Step 5: Solve for x
    x = 358,594,294,961,894,272/603,048,320.40
  6. Step 6: Final answer
    x = 594,636,089.40

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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.