Home / 877,693.04-1,211,209.46-475,285.04

Finding the Fourth Proportional to 877,693.04, 1,211,209.46 and 475,285.04

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Solution

The fourth proportional to 877,693.04, 1,211,209.46 and 475,285.04 is: 655,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,693.04 : 1,211,209.46 = 475,285.04 : x
  2. Step 2: Convert to fraction form
    877,693.04/1,211,209.46 = 475,285.04/x
  3. Step 3: Cross multiply
    877,693.04x = 1,211,209.46 × 475,285.04
  4. Step 4: Simplify right side
    877,693.04x = 575,669,736,644.48
  5. Step 5: Solve for x
    x = 575,669,736,644.48/877,693.04
  6. Step 6: Final answer
    x = 655,889.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.