Home / 911,926.17-1,258,459.34-524,733.89

Finding the Fourth Proportional to 911,926.17, 1,258,459.34 and 524,733.89

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Solution

The fourth proportional to 911,926.17, 1,258,459.34 and 524,733.89 is: 724,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,926.17 : 1,258,459.34 = 524,733.89 : x
  2. Step 2: Convert to fraction form
    911,926.17/1,258,459.34 = 524,733.89/x
  3. Step 3: Cross multiply
    911,926.17x = 1,258,459.34 × 524,733.89
  4. Step 4: Simplify right side
    911,926.17x = 660,356,255,969.07
  5. Step 5: Solve for x
    x = 660,356,255,969.07/911,926.17
  6. Step 6: Final answer
    x = 724,133.46

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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.