Home / 985,627.04-1,360,109.48-555,881.54

Finding the Fourth Proportional to 985,627.04, 1,360,109.48 and 555,881.54

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Solution

The fourth proportional to 985,627.04, 1,360,109.48 and 555,881.54 is: 767,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,627.04 : 1,360,109.48 = 555,881.54 : x
  2. Step 2: Convert to fraction form
    985,627.04/1,360,109.48 = 555,881.54/x
  3. Step 3: Cross multiply
    985,627.04x = 1,360,109.48 × 555,881.54
  4. Step 4: Simplify right side
    985,627.04x = 756,059,742,731.04
  5. Step 5: Solve for x
    x = 756,059,742,731.04/985,627.04
  6. Step 6: Final answer
    x = 767,085.03

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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.