Home / 719,152.32-1,079,391.06-364,417.68

Finding the Fourth Proportional to 719,152.32, 1,079,391.06 and 364,417.68

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Solution

The fourth proportional to 719,152.32, 1,079,391.06 and 364,417.68 is: 546,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,152.32 : 1,079,391.06 = 364,417.68 : x
  2. Step 2: Convert to fraction form
    719,152.32/1,079,391.06 = 364,417.68/x
  3. Step 3: Cross multiply
    719,152.32x = 1,079,391.06 × 364,417.68
  4. Step 4: Simplify right side
    719,152.32x = 393,349,185,897.94
  5. Step 5: Solve for x
    x = 393,349,185,897.94/719,152.32
  6. Step 6: Final answer
    x = 546,962.27

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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.