Home / 744,437.20-1,117,692.60-464,501.20

Finding the Fourth Proportional to 744,437.20, 1,117,692.60 and 464,501.20

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Solution

The fourth proportional to 744,437.20, 1,117,692.60 and 464,501.20 is: 697,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,437.20 : 1,117,692.60 = 464,501.20 : x
  2. Step 2: Convert to fraction form
    744,437.20/1,117,692.60 = 464,501.20/x
  3. Step 3: Cross multiply
    744,437.20x = 1,117,692.60 × 464,501.20
  4. Step 4: Simplify right side
    744,437.20x = 519,169,553,931.12
  5. Step 5: Solve for x
    x = 519,169,553,931.12/744,437.20
  6. Step 6: Final answer
    x = 697,398.72

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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.