Home / 977,390.20-1,466,036.70-504,123.40

Finding the Fourth Proportional to 977,390.20, 1,466,036.70 and 504,123.40

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Solution

The fourth proportional to 977,390.20, 1,466,036.70 and 504,123.40 is: 756,160.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,390.20 : 1,466,036.70 = 504,123.40 : x
  2. Step 2: Convert to fraction form
    977,390.20/1,466,036.70 = 504,123.40/x
  3. Step 3: Cross multiply
    977,390.20x = 1,466,036.70 × 504,123.40
  4. Step 4: Simplify right side
    977,390.20x = 739,063,405,728.78
  5. Step 5: Solve for x
    x = 739,063,405,728.78/977,390.20
  6. Step 6: Final answer
    x = 756,160.03

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Double scale
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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.