Home / 314,795.49-434,368.47-176,947.12

Finding the Fourth Proportional to 314,795.49, 434,368.47 and 176,947.12

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Solution

The fourth proportional to 314,795.49, 434,368.47 and 176,947.12 is: 244,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,795.49 : 434,368.47 = 176,947.12 : x
  2. Step 2: Convert to fraction form
    314,795.49/434,368.47 = 176,947.12/x
  3. Step 3: Cross multiply
    314,795.49x = 434,368.47 × 176,947.12
  4. Step 4: Simplify right side
    314,795.49x = 76,860,249,785.31
  5. Step 5: Solve for x
    x = 76,860,249,785.31/314,795.49
  6. Step 6: Final answer
    x = 244,159.31

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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.