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Finding the Fourth Proportional to 575,358.72, 793,976.76 and 360,614.76

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Solution

The fourth proportional to 575,358.72, 793,976.76 and 360,614.76 is: 497,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,358.72 : 793,976.76 = 360,614.76 : x
  2. Step 2: Convert to fraction form
    575,358.72/793,976.76 = 360,614.76/x
  3. Step 3: Cross multiply
    575,358.72x = 793,976.76 × 360,614.76
  4. Step 4: Simplify right side
    575,358.72x = 286,319,738,752.98
  5. Step 5: Solve for x
    x = 286,319,738,752.98/575,358.72
  6. Step 6: Final answer
    x = 497,636.92

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1.5x scale

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.