Home / 755,807.40-1,133,711.10-223,345.80

Finding the Fourth Proportional to 755,807.40, 1,133,711.10 and 223,345.80

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Solution

The fourth proportional to 755,807.40, 1,133,711.10 and 223,345.80 is: 335,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,807.40 : 1,133,711.10 = 223,345.80 : x
  2. Step 2: Convert to fraction form
    755,807.40/1,133,711.10 = 223,345.80/x
  3. Step 3: Cross multiply
    755,807.40x = 1,133,711.10 × 223,345.80
  4. Step 4: Simplify right side
    755,807.40x = 253,209,612,598.38
  5. Step 5: Solve for x
    x = 253,209,612,598.38/755,807.40
  6. Step 6: Final answer
    x = 335,018.70

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Double scale
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Similar ratio
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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.