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Finding the Fourth Proportional to 364,603.47, 546,117.87 and 355,680.51

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Solution

The fourth proportional to 364,603.47, 546,117.87 and 355,680.51 is: 532,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,603.47 : 546,117.87 = 355,680.51 : x
  2. Step 2: Convert to fraction form
    364,603.47/546,117.87 = 355,680.51/x
  3. Step 3: Cross multiply
    364,603.47x = 546,117.87 × 355,680.51
  4. Step 4: Simplify right side
    364,603.47x = 194,243,482,521.71
  5. Step 5: Solve for x
    x = 194,243,482,521.71/364,603.47
  6. Step 6: Final answer
    x = 532,752.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.