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Finding the Fourth Proportional to 442,547.04, 610,762.32 and 270,565.92

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Solution

The fourth proportional to 442,547.04, 610,762.32 and 270,565.92 is: 373,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,547.04 : 610,762.32 = 270,565.92 : x
  2. Step 2: Convert to fraction form
    442,547.04/610,762.32 = 270,565.92/x
  3. Step 3: Cross multiply
    442,547.04x = 610,762.32 × 270,565.92
  4. Step 4: Simplify right side
    442,547.04x = 165,251,469,012.13
  5. Step 5: Solve for x
    x = 165,251,469,012.13/442,547.04
  6. Step 6: Final answer
    x = 373,409.95

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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.