Home / 946,762.60-1,421,018.70-473,787.40

Finding the Fourth Proportional to 946,762.60, 1,421,018.70 and 473,787.40

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Solution

The fourth proportional to 946,762.60, 1,421,018.70 and 473,787.40 is: 711,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,762.60 : 1,421,018.70 = 473,787.40 : x
  2. Step 2: Convert to fraction form
    946,762.60/1,421,018.70 = 473,787.40/x
  3. Step 3: Cross multiply
    946,762.60x = 1,421,018.70 × 473,787.40
  4. Step 4: Simplify right side
    946,762.60x = 673,260,755,224.38
  5. Step 5: Solve for x
    x = 673,260,755,224.38/946,762.60
  6. Step 6: Final answer
    x = 711,118.88

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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.