Home / 950,623.60-1,425,935.40-390,060.40

Finding the Fourth Proportional to 950,623.60, 1,425,935.40 and 390,060.40

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Solution

The fourth proportional to 950,623.60, 1,425,935.40 and 390,060.40 is: 585,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,623.60 : 1,425,935.40 = 390,060.40 : x
  2. Step 2: Convert to fraction form
    950,623.60/1,425,935.40 = 390,060.40/x
  3. Step 3: Cross multiply
    950,623.60x = 1,425,935.40 × 390,060.40
  4. Step 4: Simplify right side
    950,623.60x = 556,200,932,498.16
  5. Step 5: Solve for x
    x = 556,200,932,498.16/950,623.60
  6. Step 6: Final answer
    x = 585,090.60

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1.5x scale

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.