Home / 1,038,260.16-1,556,720.64-407,237.76

Finding the Fourth Proportional to 1,038,260.16, 1,556,720.64 and 407,237.76

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Solution

The fourth proportional to 1,038,260.16, 1,556,720.64 and 407,237.76 is: 610,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,260.16 : 1,556,720.64 = 407,237.76 : x
  2. Step 2: Convert to fraction form
    1,038,260.16/1,556,720.64 = 407,237.76/x
  3. Step 3: Cross multiply
    1,038,260.16x = 1,556,720.64 × 407,237.76
  4. Step 4: Simplify right side
    1,038,260.16x = 633,955,426,379.37
  5. Step 5: Solve for x
    x = 633,955,426,379.37/1,038,260.16
  6. Step 6: Final answer
    x = 610,594.00

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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.