Home / 749,606.92-1,124,779.75-350,275.30

Finding the Fourth Proportional to 749,606.92, 1,124,779.75 and 350,275.30

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Solution

The fourth proportional to 749,606.92, 1,124,779.75 and 350,275.30 is: 525,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,606.92 : 1,124,779.75 = 350,275.30 : x
  2. Step 2: Convert to fraction form
    749,606.92/1,124,779.75 = 350,275.30/x
  3. Step 3: Cross multiply
    749,606.92x = 1,124,779.75 × 350,275.30
  4. Step 4: Simplify right side
    749,606.92x = 393,982,564,365.18
  5. Step 5: Solve for x
    x = 393,982,564,365.18/749,606.92
  6. Step 6: Final answer
    x = 525,585.55

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1.5x scale

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.