Home / 1,031,409.48-1,547,431.07-492,353.67

Finding the Fourth Proportional to 1,031,409.48, 1,547,431.07 and 492,353.67

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Solution

The fourth proportional to 1,031,409.48, 1,547,431.07 and 492,353.67 is: 738,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,409.48 : 1,547,431.07 = 492,353.67 : x
  2. Step 2: Convert to fraction form
    1,031,409.48/1,547,431.07 = 492,353.67/x
  3. Step 3: Cross multiply
    1,031,409.48x = 1,547,431.07 × 492,353.67
  4. Step 4: Simplify right side
    1,031,409.48x = 761,883,366,386.53
  5. Step 5: Solve for x
    x = 761,883,366,386.53/1,031,409.48
  6. Step 6: Final answer
    x = 738,681.76

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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.