Home / 1,132,275.48-1,698,430.26-290,808.60

Finding the Fourth Proportional to 1,132,275.48, 1,698,430.26 and 290,808.60

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Solution

The fourth proportional to 1,132,275.48, 1,698,430.26 and 290,808.60 is: 436,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,275.48 : 1,698,430.26 = 290,808.60 : x
  2. Step 2: Convert to fraction form
    1,132,275.48/1,698,430.26 = 290,808.60/x
  3. Step 3: Cross multiply
    1,132,275.48x = 1,698,430.26 × 290,808.60
  4. Step 4: Simplify right side
    1,132,275.48x = 493,918,126,108.24
  5. Step 5: Solve for x
    x = 493,918,126,108.24/1,132,275.48
  6. Step 6: Final answer
    x = 436,217.28

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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.