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Finding the Fourth Proportional to 935,148.64, 1,402,782 and 395,304.24

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Solution

The fourth proportional to 935,148.64, 1,402,782 and 395,304.24 is: 592,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,148.64 : 1,402,782 = 395,304.24 : x
  2. Step 2: Convert to fraction form
    935,148.64/1,402,782 = 395,304.24/x
  3. Step 3: Cross multiply
    935,148.64x = 1,402,782 × 395,304.24
  4. Step 4: Simplify right side
    935,148.64x = 554,525,672,395.68
  5. Step 5: Solve for x
    x = 554,525,672,395.68/935,148.64
  6. Step 6: Final answer
    x = 592,981.32

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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.