Home / 993,778.47-1,490,637.33-283,807.80

Finding the Fourth Proportional to 993,778.47, 1,490,637.33 and 283,807.80

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Solution

The fourth proportional to 993,778.47, 1,490,637.33 and 283,807.80 is: 425,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,778.47 : 1,490,637.33 = 283,807.80 : x
  2. Step 2: Convert to fraction form
    993,778.47/1,490,637.33 = 283,807.80/x
  3. Step 3: Cross multiply
    993,778.47x = 1,490,637.33 × 283,807.80
  4. Step 4: Simplify right side
    993,778.47x = 423,054,501,225.17
  5. Step 5: Solve for x
    x = 423,054,501,225.17/993,778.47
  6. Step 6: Final answer
    x = 425,703.03

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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.