Home / 440,352.48-607,795.20-249,478.32

Finding the Fourth Proportional to 440,352.48, 607,795.20 and 249,478.32

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Solution

The fourth proportional to 440,352.48, 607,795.20 and 249,478.32 is: 344,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,352.48 : 607,795.20 = 249,478.32 : x
  2. Step 2: Convert to fraction form
    440,352.48/607,795.20 = 249,478.32/x
  3. Step 3: Cross multiply
    440,352.48x = 607,795.20 × 249,478.32
  4. Step 4: Simplify right side
    440,352.48x = 151,631,725,400.06
  5. Step 5: Solve for x
    x = 151,631,725,400.06/440,352.48
  6. Step 6: Final answer
    x = 344,341.71

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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.