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Finding the Fourth Proportional to 560,935.80, 841,403.70 and 472,362.30

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Solution

The fourth proportional to 560,935.80, 841,403.70 and 472,362.30 is: 708,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,935.80 : 841,403.70 = 472,362.30 : x
  2. Step 2: Convert to fraction form
    560,935.80/841,403.70 = 472,362.30/x
  3. Step 3: Cross multiply
    560,935.80x = 841,403.70 × 472,362.30
  4. Step 4: Simplify right side
    560,935.80x = 397,447,386,960.51
  5. Step 5: Solve for x
    x = 397,447,386,960.51/560,935.80
  6. Step 6: Final answer
    x = 708,543.45

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Similar ratio
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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.