Home / 964,730.42-1,331,240.10-535,009.22

Finding the Fourth Proportional to 964,730.42, 1,331,240.10 and 535,009.22

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Solution

The fourth proportional to 964,730.42, 1,331,240.10 and 535,009.22 is: 738,263.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,730.42 : 1,331,240.10 = 535,009.22 : x
  2. Step 2: Convert to fraction form
    964,730.42/1,331,240.10 = 535,009.22/x
  3. Step 3: Cross multiply
    964,730.42x = 1,331,240.10 × 535,009.22
  4. Step 4: Simplify right side
    964,730.42x = 712,225,727,533.72
  5. Step 5: Solve for x
    x = 712,225,727,533.72/964,730.42
  6. Step 6: Final answer
    x = 738,263.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.