Home / 897,064.88-1,237,561.08-515,004.08

Finding the Fourth Proportional to 897,064.88, 1,237,561.08 and 515,004.08

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Solution

The fourth proportional to 897,064.88, 1,237,561.08 and 515,004.08 is: 710,482.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,064.88 : 1,237,561.08 = 515,004.08 : x
  2. Step 2: Convert to fraction form
    897,064.88/1,237,561.08 = 515,004.08/x
  3. Step 3: Cross multiply
    897,064.88x = 1,237,561.08 × 515,004.08
  4. Step 4: Simplify right side
    897,064.88x = 637,349,005,449.21
  5. Step 5: Solve for x
    x = 637,349,005,449.21/897,064.88
  6. Step 6: Final answer
    x = 710,482.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.