Home / 636,569.04-878,444.88-350,088.24

Finding the Fourth Proportional to 636,569.04, 878,444.88 and 350,088.24

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Solution

The fourth proportional to 636,569.04, 878,444.88 and 350,088.24 is: 483,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,569.04 : 878,444.88 = 350,088.24 : x
  2. Step 2: Convert to fraction form
    636,569.04/878,444.88 = 350,088.24/x
  3. Step 3: Cross multiply
    636,569.04x = 878,444.88 × 350,088.24
  4. Step 4: Simplify right side
    636,569.04x = 307,533,221,976.21
  5. Step 5: Solve for x
    x = 307,533,221,976.21/636,569.04
  6. Step 6: Final answer
    x = 483,110.55

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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.