Home / 897,278.20-1,237,543.76-575,018.26

Finding the Fourth Proportional to 897,278.20, 1,237,543.76 and 575,018.26

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Solution

The fourth proportional to 897,278.20, 1,237,543.76 and 575,018.26 is: 793,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,278.20 : 1,237,543.76 = 575,018.26 : x
  2. Step 2: Convert to fraction form
    897,278.20/1,237,543.76 = 575,018.26/x
  3. Step 3: Cross multiply
    897,278.20x = 1,237,543.76 × 575,018.26
  4. Step 4: Simplify right side
    897,278.20x = 711,610,259,549.06
  5. Step 5: Solve for x
    x = 711,610,259,549.06/897,278.20
  6. Step 6: Final answer
    x = 793,076.51

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1.5x scale

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.