Home / 662,031.40-913,482.44-432,527.62

Finding the Fourth Proportional to 662,031.40, 913,482.44 and 432,527.62

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Solution

The fourth proportional to 662,031.40, 913,482.44 and 432,527.62 is: 596,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,031.40 : 913,482.44 = 432,527.62 : x
  2. Step 2: Convert to fraction form
    662,031.40/913,482.44 = 432,527.62/x
  3. Step 3: Cross multiply
    662,031.40x = 913,482.44 × 432,527.62
  4. Step 4: Simplify right side
    662,031.40x = 395,106,385,684.99
  5. Step 5: Solve for x
    x = 395,106,385,684.99/662,031.40
  6. Step 6: Final answer
    x = 596,809.13

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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.