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Finding the Fourth Proportional to 585,575.94, 808,088.07 and 317,303.94

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Solution

The fourth proportional to 585,575.94, 808,088.07 and 317,303.94 is: 437,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,575.94 : 808,088.07 = 317,303.94 : x
  2. Step 2: Convert to fraction form
    585,575.94/808,088.07 = 317,303.94/x
  3. Step 3: Cross multiply
    585,575.94x = 808,088.07 × 317,303.94
  4. Step 4: Simplify right side
    585,575.94x = 256,409,528,478.00
  5. Step 5: Solve for x
    x = 256,409,528,478.00/585,575.94
  6. Step 6: Final answer
    x = 437,875.79

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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.