Home / 1,157,946.40-1,736,836.36-359,207.20

Finding the Fourth Proportional to 1,157,946.40, 1,736,836.36 and 359,207.20

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Solution

The fourth proportional to 1,157,946.40, 1,736,836.36 and 359,207.20 is: 538,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,946.40 : 1,736,836.36 = 359,207.20 : x
  2. Step 2: Convert to fraction form
    1,157,946.40/1,736,836.36 = 359,207.20/x
  3. Step 3: Cross multiply
    1,157,946.40x = 1,736,836.36 × 359,207.20
  4. Step 4: Simplify right side
    1,157,946.40x = 623,884,125,733.79
  5. Step 5: Solve for x
    x = 623,884,125,733.79/1,157,946.40
  6. Step 6: Final answer
    x = 538,784.98

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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.