Home / 746,984.96-1,118,831.40-617,430.32

Finding the Fourth Proportional to 746,984.96, 1,118,831.40 and 617,430.32

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Solution

The fourth proportional to 746,984.96, 1,118,831.40 and 617,430.32 is: 924,784.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,984.96 : 1,118,831.40 = 617,430.32 : x
  2. Step 2: Convert to fraction form
    746,984.96/1,118,831.40 = 617,430.32/x
  3. Step 3: Cross multiply
    746,984.96x = 1,118,831.40 × 617,430.32
  4. Step 4: Simplify right side
    746,984.96x = 690,800,429,328.05
  5. Step 5: Solve for x
    x = 690,800,429,328.05/746,984.96
  6. Step 6: Final answer
    x = 924,784.92

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Double scale
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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.