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Finding the Fourth Proportional to 369,017.64, 553,096.35 and 169,359.12

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Solution

The fourth proportional to 369,017.64, 553,096.35 and 169,359.12 is: 253,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,017.64 : 553,096.35 = 169,359.12 : x
  2. Step 2: Convert to fraction form
    369,017.64/553,096.35 = 169,359.12/x
  3. Step 3: Cross multiply
    369,017.64x = 553,096.35 × 169,359.12
  4. Step 4: Simplify right side
    369,017.64x = 93,671,911,111.21
  5. Step 5: Solve for x
    x = 93,671,911,111.21/369,017.64
  6. Step 6: Final answer
    x = 253,841.28

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1.5x scale

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.