Home / 972,443.10-1,342,147.16-580,001.24

Finding the Fourth Proportional to 972,443.10, 1,342,147.16 and 580,001.24

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Solution

The fourth proportional to 972,443.10, 1,342,147.16 and 580,001.24 is: 800,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,443.10 : 1,342,147.16 = 580,001.24 : x
  2. Step 2: Convert to fraction form
    972,443.10/1,342,147.16 = 580,001.24/x
  3. Step 3: Cross multiply
    972,443.10x = 1,342,147.16 × 580,001.24
  4. Step 4: Simplify right side
    972,443.10x = 778,447,017,062.48
  5. Step 5: Solve for x
    x = 778,447,017,062.48/972,443.10
  6. Step 6: Final answer
    x = 800,506.49

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Double scale
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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.