Home / 912,239.04-1,258,835.64-504,316.45

Finding the Fourth Proportional to 912,239.04, 1,258,835.64 and 504,316.45

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Solution

The fourth proportional to 912,239.04, 1,258,835.64 and 504,316.45 is: 695,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,239.04 : 1,258,835.64 = 504,316.45 : x
  2. Step 2: Convert to fraction form
    912,239.04/1,258,835.64 = 504,316.45/x
  3. Step 3: Cross multiply
    912,239.04x = 1,258,835.64 × 504,316.45
  4. Step 4: Simplify right side
    912,239.04x = 634,851,521,098.28
  5. Step 5: Solve for x
    x = 634,851,521,098.28/912,239.04
  6. Step 6: Final answer
    x = 695,926.72

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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.