Home / 736,722.32-1,105,507.10-310,224.50

Finding the Fourth Proportional to 736,722.32, 1,105,507.10 and 310,224.50

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Solution

The fourth proportional to 736,722.32, 1,105,507.10 and 310,224.50 is: 465,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,722.32 : 1,105,507.10 = 310,224.50 : x
  2. Step 2: Convert to fraction form
    736,722.32/1,105,507.10 = 310,224.50/x
  3. Step 3: Cross multiply
    736,722.32x = 1,105,507.10 × 310,224.50
  4. Step 4: Simplify right side
    736,722.32x = 342,955,387,343.95
  5. Step 5: Solve for x
    x = 342,955,387,343.95/736,722.32
  6. Step 6: Final answer
    x = 465,515.13

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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.