Home / 370,055.04-510,688.32-226,787.40

Finding the Fourth Proportional to 370,055.04, 510,688.32 and 226,787.40

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Solution

The fourth proportional to 370,055.04, 510,688.32 and 226,787.40 is: 312,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,055.04 : 510,688.32 = 226,787.40 : x
  2. Step 2: Convert to fraction form
    370,055.04/510,688.32 = 226,787.40/x
  3. Step 3: Cross multiply
    370,055.04x = 510,688.32 × 226,787.40
  4. Step 4: Simplify right side
    370,055.04x = 115,817,676,303.17
  5. Step 5: Solve for x
    x = 115,817,676,303.17/370,055.04
  6. Step 6: Final answer
    x = 312,974.19

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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.