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Finding the Fourth Proportional to 506,962.16, 760,384.88 and 133,014.32

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Solution

The fourth proportional to 506,962.16, 760,384.88 and 133,014.32 is: 199,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,962.16 : 760,384.88 = 133,014.32 : x
  2. Step 2: Convert to fraction form
    506,962.16/760,384.88 = 133,014.32/x
  3. Step 3: Cross multiply
    506,962.16x = 760,384.88 × 133,014.32
  4. Step 4: Simplify right side
    506,962.16x = 101,142,077,751.48
  5. Step 5: Solve for x
    x = 101,142,077,751.48/506,962.16
  6. Step 6: Final answer
    x = 199,506.17

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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.