Home / 700,102.23-966,160.62-428,165.25

Finding the Fourth Proportional to 700,102.23, 966,160.62 and 428,165.25

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Solution

The fourth proportional to 700,102.23, 966,160.62 and 428,165.25 is: 590,880.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,102.23 : 966,160.62 = 428,165.25 : x
  2. Step 2: Convert to fraction form
    700,102.23/966,160.62 = 428,165.25/x
  3. Step 3: Cross multiply
    700,102.23x = 966,160.62 × 428,165.25
  4. Step 4: Simplify right side
    700,102.23x = 413,676,403,402.46
  5. Step 5: Solve for x
    x = 413,676,403,402.46/700,102.23
  6. Step 6: Final answer
    x = 590,880.00

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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.